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Finding the Fourth Proportional to 305,333.62, 457,877.36 and 92,035.52

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Solution

The fourth proportional to 305,333.62, 457,877.36 and 92,035.52 is: 138,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,333.62 : 457,877.36 = 92,035.52 : x
  2. Step 2: Convert to fraction form
    305,333.62/457,877.36 = 92,035.52/x
  3. Step 3: Cross multiply
    305,333.62x = 457,877.36 × 92,035.52
  4. Step 4: Simplify right side
    305,333.62x = 42,140,980,923.83
  5. Step 5: Solve for x
    x = 42,140,980,923.83/305,333.62
  6. Step 6: Final answer
    x = 138,016.18

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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.