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Finding the Fourth Proportional to 602,605.30, 904,266.35 and 228,666.10

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Solution

The fourth proportional to 602,605.30, 904,266.35 and 228,666.10 is: 343,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,605.30 : 904,266.35 = 228,666.10 : x
  2. Step 2: Convert to fraction form
    602,605.30/904,266.35 = 228,666.10/x
  3. Step 3: Cross multiply
    602,605.30x = 904,266.35 × 228,666.10
  4. Step 4: Simplify right side
    602,605.30x = 206,775,059,615.74
  5. Step 5: Solve for x
    x = 206,775,059,615.74/602,605.30
  6. Step 6: Final answer
    x = 343,135.15

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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.