Home / 754,832.88-1,041,654.48-415,306.80

Finding the Fourth Proportional to 754,832.88, 1,041,654.48 and 415,306.80

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Solution

The fourth proportional to 754,832.88, 1,041,654.48 and 415,306.80 is: 573,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,832.88 : 1,041,654.48 = 415,306.80 : x
  2. Step 2: Convert to fraction form
    754,832.88/1,041,654.48 = 415,306.80/x
  3. Step 3: Cross multiply
    754,832.88x = 1,041,654.48 × 415,306.80
  4. Step 4: Simplify right side
    754,832.88x = 432,606,188,794.46
  5. Step 5: Solve for x
    x = 432,606,188,794.46/754,832.88
  6. Step 6: Final answer
    x = 573,115.19

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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.