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Finding the Fourth Proportional to 362,663.17, 500,486.45 and 199,316.71

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Solution

The fourth proportional to 362,663.17, 500,486.45 and 199,316.71 is: 275,063.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,663.17 : 500,486.45 = 199,316.71 : x
  2. Step 2: Convert to fraction form
    362,663.17/500,486.45 = 199,316.71/x
  3. Step 3: Cross multiply
    362,663.17x = 500,486.45 × 199,316.71
  4. Step 4: Simplify right side
    362,663.17x = 99,755,312,613.58
  5. Step 5: Solve for x
    x = 99,755,312,613.58/362,663.17
  6. Step 6: Final answer
    x = 275,063.26

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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.