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Finding the Fourth Proportional to 323,255.53, 446,064.06 and 187,246

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Solution

The fourth proportional to 323,255.53, 446,064.06 and 187,246 is: 258,382.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,255.53 : 446,064.06 = 187,246 : x
  2. Step 2: Convert to fraction form
    323,255.53/446,064.06 = 187,246/x
  3. Step 3: Cross multiply
    323,255.53x = 446,064.06 × 187,246
  4. Step 4: Simplify right side
    323,255.53x = 83,523,710,978.76
  5. Step 5: Solve for x
    x = 83,523,710,978.76/323,255.53
  6. Step 6: Final answer
    x = 258,382.93

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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.