Home / 962,136.76-1,327,728.86-532,416.60

Finding the Fourth Proportional to 962,136.76, 1,327,728.86 and 532,416.60

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Solution

The fourth proportional to 962,136.76, 1,327,728.86 and 532,416.60 is: 734,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,136.76 : 1,327,728.86 = 532,416.60 : x
  2. Step 2: Convert to fraction form
    962,136.76/1,327,728.86 = 532,416.60/x
  3. Step 3: Cross multiply
    962,136.76x = 1,327,728.86 × 532,416.60
  4. Step 4: Simplify right side
    962,136.76x = 706,904,885,363.08
  5. Step 5: Solve for x
    x = 706,904,885,363.08/962,136.76
  6. Step 6: Final answer
    x = 734,723.91

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.