Home / 754,164.99-1,041,083.19-448,340.40

Finding the Fourth Proportional to 754,164.99, 1,041,083.19 and 448,340.40

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Solution

The fourth proportional to 754,164.99, 1,041,083.19 and 448,340.40 is: 618,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,164.99 : 1,041,083.19 = 448,340.40 : x
  2. Step 2: Convert to fraction form
    754,164.99/1,041,083.19 = 448,340.40/x
  3. Step 3: Cross multiply
    754,164.99x = 1,041,083.19 × 448,340.40
  4. Step 4: Simplify right side
    754,164.99x = 466,759,653,837.88
  5. Step 5: Solve for x
    x = 466,759,653,837.88/754,164.99
  6. Step 6: Final answer
    x = 618,909.20

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.