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Finding the Fourth Proportional to 634,902.73, 952,343.63 and 255,814.22

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Solution

The fourth proportional to 634,902.73, 952,343.63 and 255,814.22 is: 383,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,902.73 : 952,343.63 = 255,814.22 : x
  2. Step 2: Convert to fraction form
    634,902.73/952,343.63 = 255,814.22/x
  3. Step 3: Cross multiply
    634,902.73x = 952,343.63 × 255,814.22
  4. Step 4: Simplify right side
    634,902.73x = 243,623,041,601.35
  5. Step 5: Solve for x
    x = 243,623,041,601.35/634,902.73
  6. Step 6: Final answer
    x = 383,717.11

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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.