Home / 754,454.40-1,041,146.88-414,944.64

Finding the Fourth Proportional to 754,454.40, 1,041,146.88 and 414,944.64

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Solution

The fourth proportional to 754,454.40, 1,041,146.88 and 414,944.64 is: 572,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,454.40 : 1,041,146.88 = 414,944.64 : x
  2. Step 2: Convert to fraction form
    754,454.40/1,041,146.88 = 414,944.64/x
  3. Step 3: Cross multiply
    754,454.40x = 1,041,146.88 × 414,944.64
  4. Step 4: Simplify right side
    754,454.40x = 432,018,317,308.72
  5. Step 5: Solve for x
    x = 432,018,317,308.72/754,454.40
  6. Step 6: Final answer
    x = 572,623.50

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Double scale
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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.