Home / 482,844.40-724,266.60-304,385.20

Finding the Fourth Proportional to 482,844.40, 724,266.60 and 304,385.20

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Solution

The fourth proportional to 482,844.40, 724,266.60 and 304,385.20 is: 456,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,844.40 : 724,266.60 = 304,385.20 : x
  2. Step 2: Convert to fraction form
    482,844.40/724,266.60 = 304,385.20/x
  3. Step 3: Cross multiply
    482,844.40x = 724,266.60 × 304,385.20
  4. Step 4: Simplify right side
    482,844.40x = 220,456,033,894.32
  5. Step 5: Solve for x
    x = 220,456,033,894.32/482,844.40
  6. Step 6: Final answer
    x = 456,577.80

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Similar ratio
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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.