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Finding the Fourth Proportional to 269,804, 372,330.96 and 150,572

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Solution

The fourth proportional to 269,804, 372,330.96 and 150,572 is: 207,790.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,804 : 372,330.96 = 150,572 : x
  2. Step 2: Convert to fraction form
    269,804/372,330.96 = 150,572/x
  3. Step 3: Cross multiply
    269,804x = 372,330.96 × 150,572
  4. Step 4: Simplify right side
    269,804x = 56,062,617,309.12
  5. Step 5: Solve for x
    x = 56,062,617,309.12/269,804
  6. Step 6: Final answer
    x = 207,790.16

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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.