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Finding the Fourth Proportional to 866,630.64, 1,300,507.28 and 467,546.88

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Solution

The fourth proportional to 866,630.64, 1,300,507.28 and 467,546.88 is: 701,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,630.64 : 1,300,507.28 = 467,546.88 : x
  2. Step 2: Convert to fraction form
    866,630.64/1,300,507.28 = 467,546.88/x
  3. Step 3: Cross multiply
    866,630.64x = 1,300,507.28 × 467,546.88
  4. Step 4: Simplify right side
    866,630.64x = 608,048,121,181.29
  5. Step 5: Solve for x
    x = 608,048,121,181.29/866,630.64
  6. Step 6: Final answer
    x = 701,623.15

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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.