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Finding the Fourth Proportional to 467,545.20, 701,317.80 and 152,012.40

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Solution

The fourth proportional to 467,545.20, 701,317.80 and 152,012.40 is: 228,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,545.20 : 701,317.80 = 152,012.40 : x
  2. Step 2: Convert to fraction form
    467,545.20/701,317.80 = 152,012.40/x
  3. Step 3: Cross multiply
    467,545.20x = 701,317.80 × 152,012.40
  4. Step 4: Simplify right side
    467,545.20x = 106,609,001,940.72
  5. Step 5: Solve for x
    x = 106,609,001,940.72/467,545.20
  6. Step 6: Final answer
    x = 228,018.60

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Similar ratio
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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.