Home / 840,234.75-1,159,523.96-458,264.27

Finding the Fourth Proportional to 840,234.75, 1,159,523.96 and 458,264.27

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Solution

The fourth proportional to 840,234.75, 1,159,523.96 and 458,264.27 is: 632,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,234.75 : 1,159,523.96 = 458,264.27 : x
  2. Step 2: Convert to fraction form
    840,234.75/1,159,523.96 = 458,264.27/x
  3. Step 3: Cross multiply
    840,234.75x = 1,159,523.96 × 458,264.27
  4. Step 4: Simplify right side
    840,234.75x = 531,368,392,987.97
  5. Step 5: Solve for x
    x = 531,368,392,987.97/840,234.75
  6. Step 6: Final answer
    x = 632,404.69

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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.