Home / 754,545.16-1,041,292.02-415,022.32

Finding the Fourth Proportional to 754,545.16, 1,041,292.02 and 415,022.32

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Solution

The fourth proportional to 754,545.16, 1,041,292.02 and 415,022.32 is: 572,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,545.16 : 1,041,292.02 = 415,022.32 : x
  2. Step 2: Convert to fraction form
    754,545.16/1,041,292.02 = 415,022.32/x
  3. Step 3: Cross multiply
    754,545.16x = 1,041,292.02 × 415,022.32
  4. Step 4: Simplify right side
    754,545.16x = 432,159,429,937.89
  5. Step 5: Solve for x
    x = 432,159,429,937.89/754,545.16
  6. Step 6: Final answer
    x = 572,741.64

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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.