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Finding the Fourth Proportional to 292,273.80, 403,294.58 and 177,492.72

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Solution

The fourth proportional to 292,273.80, 403,294.58 and 177,492.72 is: 244,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,273.80 : 403,294.58 = 177,492.72 : x
  2. Step 2: Convert to fraction form
    292,273.80/403,294.58 = 177,492.72/x
  3. Step 3: Cross multiply
    292,273.80x = 403,294.58 × 177,492.72
  4. Step 4: Simplify right side
    292,273.80x = 71,581,851,965.46
  5. Step 5: Solve for x
    x = 71,581,851,965.46/292,273.80
  6. Step 6: Final answer
    x = 244,913.68

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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.