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Finding the Fourth Proportional to 656,408.24, 984,611.88 and 157,772.24

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Solution

The fourth proportional to 656,408.24, 984,611.88 and 157,772.24 is: 236,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,408.24 : 984,611.88 = 157,772.24 : x
  2. Step 2: Convert to fraction form
    656,408.24/984,611.88 = 157,772.24/x
  3. Step 3: Cross multiply
    656,408.24x = 984,611.88 × 157,772.24
  4. Step 4: Simplify right side
    656,408.24x = 155,344,421,838.21
  5. Step 5: Solve for x
    x = 155,344,421,838.21/656,408.24
  6. Step 6: Final answer
    x = 236,658.24

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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.