Home / 961,996.80-1,440,230.40-588,748.80

Finding the Fourth Proportional to 961,996.80, 1,440,230.40 and 588,748.80

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Solution

The fourth proportional to 961,996.80, 1,440,230.40 and 588,748.80 is: 881,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,996.80 : 1,440,230.40 = 588,748.80 : x
  2. Step 2: Convert to fraction form
    961,996.80/1,440,230.40 = 588,748.80/x
  3. Step 3: Cross multiply
    961,996.80x = 1,440,230.40 × 588,748.80
  4. Step 4: Simplify right side
    961,996.80x = 847,933,919,723.52
  5. Step 5: Solve for x
    x = 847,933,919,723.52/961,996.80
  6. Step 6: Final answer
    x = 881,431.12

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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.