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Finding the Fourth Proportional to 482,892.10, 666,570.04 and 414,634.92

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Solution

The fourth proportional to 482,892.10, 666,570.04 and 414,634.92 is: 572,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,892.10 : 666,570.04 = 414,634.92 : x
  2. Step 2: Convert to fraction form
    482,892.10/666,570.04 = 414,634.92/x
  3. Step 3: Cross multiply
    482,892.10x = 666,570.04 × 414,634.92
  4. Step 4: Simplify right side
    482,892.10x = 276,383,215,209.80
  5. Step 5: Solve for x
    x = 276,383,215,209.80/482,892.10
  6. Step 6: Final answer
    x = 572,349.84

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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.