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Finding the Fourth Proportional to 523,064.48, 784,596.73 and 149,077.76

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Solution

The fourth proportional to 523,064.48, 784,596.73 and 149,077.76 is: 223,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,064.48 : 784,596.73 = 149,077.76 : x
  2. Step 2: Convert to fraction form
    523,064.48/784,596.73 = 149,077.76/x
  3. Step 3: Cross multiply
    523,064.48x = 784,596.73 × 149,077.76
  4. Step 4: Simplify right side
    523,064.48x = 116,965,923,011.73
  5. Step 5: Solve for x
    x = 116,965,923,011.73/523,064.48
  6. Step 6: Final answer
    x = 223,616.64

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Similar ratio
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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.