Home / 1,558,272.80-2,337,409.20-493,398.20

Finding the Fourth Proportional to 1,558,272.80, 2,337,409.20 and 493,398.20

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Solution

The fourth proportional to 1,558,272.80, 2,337,409.20 and 493,398.20 is: 740,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,272.80 : 2,337,409.20 = 493,398.20 : x
  2. Step 2: Convert to fraction form
    1,558,272.80/2,337,409.20 = 493,398.20/x
  3. Step 3: Cross multiply
    1,558,272.80x = 2,337,409.20 × 493,398.20
  4. Step 4: Simplify right side
    1,558,272.80x = 1,153,273,491,943.44
  5. Step 5: Solve for x
    x = 1,153,273,491,943.44/1,558,272.80
  6. Step 6: Final answer
    x = 740,097.30

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Double scale
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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.