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Finding the Fourth Proportional to 674,951.40, 1,012,445.28 and 295,677

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Solution

The fourth proportional to 674,951.40, 1,012,445.28 and 295,677 is: 443,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,951.40 : 1,012,445.28 = 295,677 : x
  2. Step 2: Convert to fraction form
    674,951.40/1,012,445.28 = 295,677/x
  3. Step 3: Cross multiply
    674,951.40x = 1,012,445.28 × 295,677
  4. Step 4: Simplify right side
    674,951.40x = 299,356,783,054.56
  5. Step 5: Solve for x
    x = 299,356,783,054.56/674,951.40
  6. Step 6: Final answer
    x = 443,523.46

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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.