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Finding the Fourth Proportional to 401,103.32, 600,987.92 and 282,524.18

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Solution

The fourth proportional to 401,103.32, 600,987.92 and 282,524.18 is: 423,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,103.32 : 600,987.92 = 282,524.18 : x
  2. Step 2: Convert to fraction form
    401,103.32/600,987.92 = 282,524.18/x
  3. Step 3: Cross multiply
    401,103.32x = 600,987.92 × 282,524.18
  4. Step 4: Simplify right side
    401,103.32x = 169,793,614,870.35
  5. Step 5: Solve for x
    x = 169,793,614,870.35/401,103.32
  6. Step 6: Final answer
    x = 423,316.41

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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.