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Finding the Fourth Proportional to 1,158,147.96, 1,736,947.38 and 652,932.60

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Solution

The fourth proportional to 1,158,147.96, 1,736,947.38 and 652,932.60 is: 979,244.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,147.96 : 1,736,947.38 = 652,932.60 : x
  2. Step 2: Convert to fraction form
    1,158,147.96/1,736,947.38 = 652,932.60/x
  3. Step 3: Cross multiply
    1,158,147.96x = 1,736,947.38 × 652,932.60
  4. Step 4: Simplify right side
    1,158,147.96x = 1,134,109,568,886.59
  5. Step 5: Solve for x
    x = 1,134,109,568,886.59/1,158,147.96
  6. Step 6: Final answer
    x = 979,244.11

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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.