Home / 744,168.32-1,116,227.16-323,444.24

Finding the Fourth Proportional to 744,168.32, 1,116,227.16 and 323,444.24

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Solution

The fourth proportional to 744,168.32, 1,116,227.16 and 323,444.24 is: 485,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,168.32 : 1,116,227.16 = 323,444.24 : x
  2. Step 2: Convert to fraction form
    744,168.32/1,116,227.16 = 323,444.24/x
  3. Step 3: Cross multiply
    744,168.32x = 1,116,227.16 × 323,444.24
  4. Step 4: Simplify right side
    744,168.32x = 361,037,245,433.56
  5. Step 5: Solve for x
    x = 361,037,245,433.56/744,168.32
  6. Step 6: Final answer
    x = 485,155.35

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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.