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Finding the Fourth Proportional to 440,610.51, 660,950.77 and 187,893.15

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Solution

The fourth proportional to 440,610.51, 660,950.77 and 187,893.15 is: 281,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,610.51 : 660,950.77 = 187,893.15 : x
  2. Step 2: Convert to fraction form
    440,610.51/660,950.77 = 187,893.15/x
  3. Step 3: Cross multiply
    440,610.51x = 660,950.77 × 187,893.15
  4. Step 4: Simplify right side
    440,610.51x = 124,188,124,292.34
  5. Step 5: Solve for x
    x = 124,188,124,292.34/440,610.51
  6. Step 6: Final answer
    x = 281,854.66

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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.