Home / 292,546.28-438,487.68-134,448.04

Finding the Fourth Proportional to 292,546.28, 438,487.68 and 134,448.04

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Solution

The fourth proportional to 292,546.28, 438,487.68 and 134,448.04 is: 201,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,546.28 : 438,487.68 = 134,448.04 : x
  2. Step 2: Convert to fraction form
    292,546.28/438,487.68 = 134,448.04/x
  3. Step 3: Cross multiply
    292,546.28x = 438,487.68 × 134,448.04
  4. Step 4: Simplify right side
    292,546.28x = 58,953,809,140.15
  5. Step 5: Solve for x
    x = 58,953,809,140.15/292,546.28
  6. Step 6: Final answer
    x = 201,519.60

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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.