Home / 754,403.54-1,041,057.20-448,480.52

Finding the Fourth Proportional to 754,403.54, 1,041,057.20 and 448,480.52

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Solution

The fourth proportional to 754,403.54, 1,041,057.20 and 448,480.52 is: 618,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,403.54 : 1,041,057.20 = 448,480.52 : x
  2. Step 2: Convert to fraction form
    754,403.54/1,041,057.20 = 448,480.52/x
  3. Step 3: Cross multiply
    754,403.54x = 1,041,057.20 × 448,480.52
  4. Step 4: Simplify right side
    754,403.54x = 466,893,874,405.74
  5. Step 5: Solve for x
    x = 466,893,874,405.74/754,403.54
  6. Step 6: Final answer
    x = 618,891.42

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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.