Home / 873,331.20-1,309,996.80-242,251.20

Finding the Fourth Proportional to 873,331.20, 1,309,996.80 and 242,251.20

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Solution

The fourth proportional to 873,331.20, 1,309,996.80 and 242,251.20 is: 363,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,331.20 : 1,309,996.80 = 242,251.20 : x
  2. Step 2: Convert to fraction form
    873,331.20/1,309,996.80 = 242,251.20/x
  3. Step 3: Cross multiply
    873,331.20x = 1,309,996.80 × 242,251.20
  4. Step 4: Simplify right side
    873,331.20x = 317,348,296,796.16
  5. Step 5: Solve for x
    x = 317,348,296,796.16/873,331.20
  6. Step 6: Final answer
    x = 363,376.80

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Double scale
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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.