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Finding the Fourth Proportional to 292,377.02, 403,369.14 and 183,435.20

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Solution

The fourth proportional to 292,377.02, 403,369.14 and 183,435.20 is: 253,070.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,377.02 : 403,369.14 = 183,435.20 : x
  2. Step 2: Convert to fraction form
    292,377.02/403,369.14 = 183,435.20/x
  3. Step 3: Cross multiply
    292,377.02x = 403,369.14 × 183,435.20
  4. Step 4: Simplify right side
    292,377.02x = 73,992,098,869.73
  5. Step 5: Solve for x
    x = 73,992,098,869.73/292,377.02
  6. Step 6: Final answer
    x = 253,070.84

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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.