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Finding the Fourth Proportional to 360,534.96, 497,523.18 and 197,188.86

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Solution

The fourth proportional to 360,534.96, 497,523.18 and 197,188.86 is: 272,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,534.96 : 497,523.18 = 197,188.86 : x
  2. Step 2: Convert to fraction form
    360,534.96/497,523.18 = 197,188.86/x
  3. Step 3: Cross multiply
    360,534.96x = 497,523.18 × 197,188.86
  4. Step 4: Simplify right side
    360,534.96x = 98,106,028,687.77
  5. Step 5: Solve for x
    x = 98,106,028,687.77/360,534.96
  6. Step 6: Final answer
    x = 272,112.39

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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.