Home / 733,392.57-1,012,084.11-406,729.02

Finding the Fourth Proportional to 733,392.57, 1,012,084.11 and 406,729.02

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Solution

The fourth proportional to 733,392.57, 1,012,084.11 and 406,729.02 is: 561,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,392.57 : 1,012,084.11 = 406,729.02 : x
  2. Step 2: Convert to fraction form
    733,392.57/1,012,084.11 = 406,729.02/x
  3. Step 3: Cross multiply
    733,392.57x = 1,012,084.11 × 406,729.02
  4. Step 4: Simplify right side
    733,392.57x = 411,643,978,217.87
  5. Step 5: Solve for x
    x = 411,643,978,217.87/733,392.57
  6. Step 6: Final answer
    x = 561,287.36

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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.