Home / 479,487.64-719,231.82-163,946.92

Finding the Fourth Proportional to 479,487.64, 719,231.82 and 163,946.92

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Solution

The fourth proportional to 479,487.64, 719,231.82 and 163,946.92 is: 245,920.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,487.64 : 719,231.82 = 163,946.92 : x
  2. Step 2: Convert to fraction form
    479,487.64/719,231.82 = 163,946.92/x
  3. Step 3: Cross multiply
    479,487.64x = 719,231.82 × 163,946.92
  4. Step 4: Simplify right side
    479,487.64x = 117,915,841,654.99
  5. Step 5: Solve for x
    x = 117,915,841,654.99/479,487.64
  6. Step 6: Final answer
    x = 245,920.50

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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.