Home / 862,159.92-1,293,242.28-301,194.40

Finding the Fourth Proportional to 862,159.92, 1,293,242.28 and 301,194.40

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Solution

The fourth proportional to 862,159.92, 1,293,242.28 and 301,194.40 is: 451,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,159.92 : 1,293,242.28 = 301,194.40 : x
  2. Step 2: Convert to fraction form
    862,159.92/1,293,242.28 = 301,194.40/x
  3. Step 3: Cross multiply
    862,159.92x = 1,293,242.28 × 301,194.40
  4. Step 4: Simplify right side
    862,159.92x = 389,517,332,579.23
  5. Step 5: Solve for x
    x = 389,517,332,579.23/862,159.92
  6. Step 6: Final answer
    x = 451,792.44

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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.