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Finding the Fourth Proportional to 482,667.54, 724,002.23 and 198,160.01

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Solution

The fourth proportional to 482,667.54, 724,002.23 and 198,160.01 is: 297,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,667.54 : 724,002.23 = 198,160.01 : x
  2. Step 2: Convert to fraction form
    482,667.54/724,002.23 = 198,160.01/x
  3. Step 3: Cross multiply
    482,667.54x = 724,002.23 × 198,160.01
  4. Step 4: Simplify right side
    482,667.54x = 143,468,284,526.01
  5. Step 5: Solve for x
    x = 143,468,284,526.01/482,667.54
  6. Step 6: Final answer
    x = 297,240.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.