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Finding the Fourth Proportional to 632,535.36, 948,779.04 and 159,214.56

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Solution

The fourth proportional to 632,535.36, 948,779.04 and 159,214.56 is: 238,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,535.36 : 948,779.04 = 159,214.56 : x
  2. Step 2: Convert to fraction form
    632,535.36/948,779.04 = 159,214.56/x
  3. Step 3: Cross multiply
    632,535.36x = 948,779.04 × 159,214.56
  4. Step 4: Simplify right side
    632,535.36x = 151,059,437,390.82
  5. Step 5: Solve for x
    x = 151,059,437,390.82/632,535.36
  6. Step 6: Final answer
    x = 238,815.80

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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.