Home / 754,921.75-1,041,799.31-415,397.29

Finding the Fourth Proportional to 754,921.75, 1,041,799.31 and 415,397.29

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Solution

The fourth proportional to 754,921.75, 1,041,799.31 and 415,397.29 is: 573,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,921.75 : 1,041,799.31 = 415,397.29 : x
  2. Step 2: Convert to fraction form
    754,921.75/1,041,799.31 = 415,397.29/x
  3. Step 3: Cross multiply
    754,921.75x = 1,041,799.31 × 415,397.29
  4. Step 4: Simplify right side
    754,921.75x = 432,760,610,097.87
  5. Step 5: Solve for x
    x = 432,760,610,097.87/754,921.75
  6. Step 6: Final answer
    x = 573,252.27

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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.