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Finding the Fourth Proportional to 566,555.20, 849,832.80 and 327,078.70

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Solution

The fourth proportional to 566,555.20, 849,832.80 and 327,078.70 is: 490,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,555.20 : 849,832.80 = 327,078.70 : x
  2. Step 2: Convert to fraction form
    566,555.20/849,832.80 = 327,078.70/x
  3. Step 3: Cross multiply
    566,555.20x = 849,832.80 × 327,078.70
  4. Step 4: Simplify right side
    566,555.20x = 277,962,207,441.36
  5. Step 5: Solve for x
    x = 277,962,207,441.36/566,555.20
  6. Step 6: Final answer
    x = 490,618.05

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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.