Home / 731,943.80-1,010,082.33-409,653.88

Finding the Fourth Proportional to 731,943.80, 1,010,082.33 and 409,653.88

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Solution

The fourth proportional to 731,943.80, 1,010,082.33 and 409,653.88 is: 565,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,943.80 : 1,010,082.33 = 409,653.88 : x
  2. Step 2: Convert to fraction form
    731,943.80/1,010,082.33 = 409,653.88/x
  3. Step 3: Cross multiply
    731,943.80x = 1,010,082.33 × 409,653.88
  4. Step 4: Simplify right side
    731,943.80x = 413,784,145,603.94
  5. Step 5: Solve for x
    x = 413,784,145,603.94/731,943.80
  6. Step 6: Final answer
    x = 565,322.29

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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.