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Finding the Fourth Proportional to 466,437.75, 699,674.85 and 146,807.70

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Solution

The fourth proportional to 466,437.75, 699,674.85 and 146,807.70 is: 220,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,437.75 : 699,674.85 = 146,807.70 : x
  2. Step 2: Convert to fraction form
    466,437.75/699,674.85 = 146,807.70/x
  3. Step 3: Cross multiply
    466,437.75x = 699,674.85 × 146,807.70
  4. Step 4: Simplify right side
    466,437.75x = 102,717,655,476.35
  5. Step 5: Solve for x
    x = 102,717,655,476.35/466,437.75
  6. Step 6: Final answer
    x = 220,217.29

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1.5x scale

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.