Home / 709,742.16-1,064,781.05-229,969.17

Finding the Fourth Proportional to 709,742.16, 1,064,781.05 and 229,969.17

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Solution

The fourth proportional to 709,742.16, 1,064,781.05 and 229,969.17 is: 345,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,742.16 : 1,064,781.05 = 229,969.17 : x
  2. Step 2: Convert to fraction form
    709,742.16/1,064,781.05 = 229,969.17/x
  3. Step 3: Cross multiply
    709,742.16x = 1,064,781.05 × 229,969.17
  4. Step 4: Simplify right side
    709,742.16x = 244,866,813,150.38
  5. Step 5: Solve for x
    x = 244,866,813,150.38/709,742.16
  6. Step 6: Final answer
    x = 345,008.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.