Home / 744,376.20-1,116,564.30-534,424.20

Finding the Fourth Proportional to 744,376.20, 1,116,564.30 and 534,424.20

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Solution

The fourth proportional to 744,376.20, 1,116,564.30 and 534,424.20 is: 801,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,376.20 : 1,116,564.30 = 534,424.20 : x
  2. Step 2: Convert to fraction form
    744,376.20/1,116,564.30 = 534,424.20/x
  3. Step 3: Cross multiply
    744,376.20x = 1,116,564.30 × 534,424.20
  4. Step 4: Simplify right side
    744,376.20x = 596,718,982,776.06
  5. Step 5: Solve for x
    x = 596,718,982,776.06/744,376.20
  6. Step 6: Final answer
    x = 801,636.30

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Half scale
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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.