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Finding the Fourth Proportional to 404,759.17, 607,027.90 and 152,020.11

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Solution

The fourth proportional to 404,759.17, 607,027.90 and 152,020.11 is: 227,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,759.17 : 607,027.90 = 152,020.11 : x
  2. Step 2: Convert to fraction form
    404,759.17/607,027.90 = 152,020.11/x
  3. Step 3: Cross multiply
    404,759.17x = 607,027.90 × 152,020.11
  4. Step 4: Simplify right side
    404,759.17x = 92,280,447,370.97
  5. Step 5: Solve for x
    x = 92,280,447,370.97/404,759.17
  6. Step 6: Final answer
    x = 227,988.53

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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.