Home / 754,904.90-1,041,425.51-448,807.61

Finding the Fourth Proportional to 754,904.90, 1,041,425.51 and 448,807.61

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Solution

The fourth proportional to 754,904.90, 1,041,425.51 and 448,807.61 is: 619,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,904.90 : 1,041,425.51 = 448,807.61 : x
  2. Step 2: Convert to fraction form
    754,904.90/1,041,425.51 = 448,807.61/x
  3. Step 3: Cross multiply
    754,904.90x = 1,041,425.51 × 448,807.61
  4. Step 4: Simplify right side
    754,904.90x = 467,399,686,684.97
  5. Step 5: Solve for x
    x = 467,399,686,684.97/754,904.90
  6. Step 6: Final answer
    x = 619,150.43

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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.