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Finding the Fourth Proportional to 622,066.42, 932,543.96 and 242,898.94

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Solution

The fourth proportional to 622,066.42, 932,543.96 and 242,898.94 is: 364,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,066.42 : 932,543.96 = 242,898.94 : x
  2. Step 2: Convert to fraction form
    622,066.42/932,543.96 = 242,898.94/x
  3. Step 3: Cross multiply
    622,066.42x = 932,543.96 × 242,898.94
  4. Step 4: Simplify right side
    622,066.42x = 226,513,937,663.29
  5. Step 5: Solve for x
    x = 226,513,937,663.29/622,066.42
  6. Step 6: Final answer
    x = 364,131.44

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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.