Home / 347,091.06-520,449.48-187,252.68

Finding the Fourth Proportional to 347,091.06, 520,449.48 and 187,252.68

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Solution

The fourth proportional to 347,091.06, 520,449.48 and 187,252.68 is: 280,778.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,091.06 : 520,449.48 = 187,252.68 : x
  2. Step 2: Convert to fraction form
    347,091.06/520,449.48 = 187,252.68/x
  3. Step 3: Cross multiply
    347,091.06x = 520,449.48 × 187,252.68
  4. Step 4: Simplify right side
    347,091.06x = 97,455,559,934.61
  5. Step 5: Solve for x
    x = 97,455,559,934.61/347,091.06
  6. Step 6: Final answer
    x = 280,778.08

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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.