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Finding the Fourth Proportional to 362,665.92, 500,472.36 and 201,518.04

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Solution

The fourth proportional to 362,665.92, 500,472.36 and 201,518.04 is: 278,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,665.92 : 500,472.36 = 201,518.04 : x
  2. Step 2: Convert to fraction form
    362,665.92/500,472.36 = 201,518.04/x
  3. Step 3: Cross multiply
    362,665.92x = 500,472.36 × 201,518.04
  4. Step 4: Simplify right side
    362,665.92x = 100,854,209,061.37
  5. Step 5: Solve for x
    x = 100,854,209,061.37/362,665.92
  6. Step 6: Final answer
    x = 278,091.22

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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.