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Finding the Fourth Proportional to 610,707.38, 916,066.94 and 231,526.13

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Solution

The fourth proportional to 610,707.38, 916,066.94 and 231,526.13 is: 347,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,707.38 : 916,066.94 = 231,526.13 : x
  2. Step 2: Convert to fraction form
    610,707.38/916,066.94 = 231,526.13/x
  3. Step 3: Cross multiply
    610,707.38x = 916,066.94 × 231,526.13
  4. Step 4: Simplify right side
    610,707.38x = 212,093,427,701.18
  5. Step 5: Solve for x
    x = 212,093,427,701.18/610,707.38
  6. Step 6: Final answer
    x = 347,291.41

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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.