Home / 1,127,863.60-1,691,767.28-329,152.07

Finding the Fourth Proportional to 1,127,863.60, 1,691,767.28 and 329,152.07

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Solution

The fourth proportional to 1,127,863.60, 1,691,767.28 and 329,152.07 is: 493,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,863.60 : 1,691,767.28 = 329,152.07 : x
  2. Step 2: Convert to fraction form
    1,127,863.60/1,691,767.28 = 329,152.07/x
  3. Step 3: Cross multiply
    1,127,863.60x = 1,691,767.28 × 329,152.07
  4. Step 4: Simplify right side
    1,127,863.60x = 556,848,707,222.57
  5. Step 5: Solve for x
    x = 556,848,707,222.57/1,127,863.60
  6. Step 6: Final answer
    x = 493,719.90

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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.