Home / 791,827.47-1,092,708.50-447,658.20

Finding the Fourth Proportional to 791,827.47, 1,092,708.50 and 447,658.20

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Solution

The fourth proportional to 791,827.47, 1,092,708.50 and 447,658.20 is: 617,760.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,827.47 : 1,092,708.50 = 447,658.20 : x
  2. Step 2: Convert to fraction form
    791,827.47/1,092,708.50 = 447,658.20/x
  3. Step 3: Cross multiply
    791,827.47x = 1,092,708.50 × 447,658.20
  4. Step 4: Simplify right side
    791,827.47x = 489,159,917,996.41
  5. Step 5: Solve for x
    x = 489,159,917,996.41/791,827.47
  6. Step 6: Final answer
    x = 617,760.73

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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.