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Finding the Fourth Proportional to 566,562.80, 849,844.20 and 314,620.40

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Solution

The fourth proportional to 566,562.80, 849,844.20 and 314,620.40 is: 471,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,562.80 : 849,844.20 = 314,620.40 : x
  2. Step 2: Convert to fraction form
    566,562.80/849,844.20 = 314,620.40/x
  3. Step 3: Cross multiply
    566,562.80x = 849,844.20 × 314,620.40
  4. Step 4: Simplify right side
    566,562.80x = 267,378,322,141.68
  5. Step 5: Solve for x
    x = 267,378,322,141.68/566,562.80
  6. Step 6: Final answer
    x = 471,930.60

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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.