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Finding the Fourth Proportional to 566,702.96, 782,082.84 and 324,983.60

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Solution

The fourth proportional to 566,702.96, 782,082.84 and 324,983.60 is: 448,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,702.96 : 782,082.84 = 324,983.60 : x
  2. Step 2: Convert to fraction form
    566,702.96/782,082.84 = 324,983.60/x
  3. Step 3: Cross multiply
    566,702.96x = 782,082.84 × 324,983.60
  4. Step 4: Simplify right side
    566,702.96x = 254,164,096,841.42
  5. Step 5: Solve for x
    x = 254,164,096,841.42/566,702.96
  6. Step 6: Final answer
    x = 448,496.15

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.