Home / 754,165.49-1,041,083.88-448,340.90

Finding the Fourth Proportional to 754,165.49, 1,041,083.88 and 448,340.90

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Solution

The fourth proportional to 754,165.49, 1,041,083.88 and 448,340.90 is: 618,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,165.49 : 1,041,083.88 = 448,340.90 : x
  2. Step 2: Convert to fraction form
    754,165.49/1,041,083.88 = 448,340.90/x
  3. Step 3: Cross multiply
    754,165.49x = 1,041,083.88 × 448,340.90
  4. Step 4: Simplify right side
    754,165.49x = 466,760,483,734.69
  5. Step 5: Solve for x
    x = 466,760,483,734.69/754,165.49
  6. Step 6: Final answer
    x = 618,909.89

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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.