Home / 1,001,356.10-1,502,126.52-327,440.88

Finding the Fourth Proportional to 1,001,356.10, 1,502,126.52 and 327,440.88

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Solution

The fourth proportional to 1,001,356.10, 1,502,126.52 and 327,440.88 is: 491,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,356.10 : 1,502,126.52 = 327,440.88 : x
  2. Step 2: Convert to fraction form
    1,001,356.10/1,502,126.52 = 327,440.88/x
  3. Step 3: Cross multiply
    1,001,356.10x = 1,502,126.52 × 327,440.88
  4. Step 4: Simplify right side
    1,001,356.10x = 491,857,629,580.14
  5. Step 5: Solve for x
    x = 491,857,629,580.14/1,001,356.10
  6. Step 6: Final answer
    x = 491,191.52

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Double scale
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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.