Home / 475,962.96-656,780.22-284,971.44

Finding the Fourth Proportional to 475,962.96, 656,780.22 and 284,971.44

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Solution

The fourth proportional to 475,962.96, 656,780.22 and 284,971.44 is: 393,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,962.96 : 656,780.22 = 284,971.44 : x
  2. Step 2: Convert to fraction form
    475,962.96/656,780.22 = 284,971.44/x
  3. Step 3: Cross multiply
    475,962.96x = 656,780.22 × 284,971.44
  4. Step 4: Simplify right side
    475,962.96x = 187,163,605,056.92
  5. Step 5: Solve for x
    x = 187,163,605,056.92/475,962.96
  6. Step 6: Final answer
    x = 393,231.45

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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.