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Finding the Fourth Proportional to 360,518.73, 497,502.80 and 197,169.65

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Solution

The fourth proportional to 360,518.73, 497,502.80 and 197,169.65 is: 272,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,518.73 : 497,502.80 = 197,169.65 : x
  2. Step 2: Convert to fraction form
    360,518.73/497,502.80 = 197,169.65/x
  3. Step 3: Cross multiply
    360,518.73x = 497,502.80 × 197,169.65
  4. Step 4: Simplify right side
    360,518.73x = 98,092,452,081.68
  5. Step 5: Solve for x
    x = 98,092,452,081.68/360,518.73
  6. Step 6: Final answer
    x = 272,086.98

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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.