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Finding the Fourth Proportional to 467,891.70, 701,837.55 and 231,185.40

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Solution

The fourth proportional to 467,891.70, 701,837.55 and 231,185.40 is: 346,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,891.70 : 701,837.55 = 231,185.40 : x
  2. Step 2: Convert to fraction form
    467,891.70/701,837.55 = 231,185.40/x
  3. Step 3: Cross multiply
    467,891.70x = 701,837.55 × 231,185.40
  4. Step 4: Simplify right side
    467,891.70x = 162,254,594,731.77
  5. Step 5: Solve for x
    x = 162,254,594,731.77/467,891.70
  6. Step 6: Final answer
    x = 346,778.10

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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.