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Finding the Fourth Proportional to 360,537.25, 497,607.96 and 231,636.86

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Solution

The fourth proportional to 360,537.25, 497,607.96 and 231,636.86 is: 319,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,537.25 : 497,607.96 = 231,636.86 : x
  2. Step 2: Convert to fraction form
    360,537.25/497,607.96 = 231,636.86/x
  3. Step 3: Cross multiply
    360,537.25x = 497,607.96 × 231,636.86
  4. Step 4: Simplify right side
    360,537.25x = 115,264,343,188.37
  5. Step 5: Solve for x
    x = 115,264,343,188.37/360,537.25
  6. Step 6: Final answer
    x = 319,701.62

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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.