Home / 437,152.23-655,729.52-121,609.17

Finding the Fourth Proportional to 437,152.23, 655,729.52 and 121,609.17

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Solution

The fourth proportional to 437,152.23, 655,729.52 and 121,609.17 is: 182,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,152.23 : 655,729.52 = 121,609.17 : x
  2. Step 2: Convert to fraction form
    437,152.23/655,729.52 = 121,609.17/x
  3. Step 3: Cross multiply
    437,152.23x = 655,729.52 × 121,609.17
  4. Step 4: Simplify right side
    437,152.23x = 79,742,722,063.65
  5. Step 5: Solve for x
    x = 79,742,722,063.65/437,152.23
  6. Step 6: Final answer
    x = 182,414.08

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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.