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Finding the Fourth Proportional to 935,972, 1,404,104.16 and 304,737.20

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Solution

The fourth proportional to 935,972, 1,404,104.16 and 304,737.20 is: 457,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,972 : 1,404,104.16 = 304,737.20 : x
  2. Step 2: Convert to fraction form
    935,972/1,404,104.16 = 304,737.20/x
  3. Step 3: Cross multiply
    935,972x = 1,404,104.16 × 304,737.20
  4. Step 4: Simplify right side
    935,972x = 427,882,770,226.75
  5. Step 5: Solve for x
    x = 427,882,770,226.75/935,972
  6. Step 6: Final answer
    x = 457,153.39

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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.