Home / 435,262.60-652,631.46-198,804.16

Finding the Fourth Proportional to 435,262.60, 652,631.46 and 198,804.16

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Solution

The fourth proportional to 435,262.60, 652,631.46 and 198,804.16 is: 298,086.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,262.60 : 652,631.46 = 198,804.16 : x
  2. Step 2: Convert to fraction form
    435,262.60/652,631.46 = 198,804.16/x
  3. Step 3: Cross multiply
    435,262.60x = 652,631.46 × 198,804.16
  4. Step 4: Simplify right side
    435,262.60x = 129,745,849,194.87
  5. Step 5: Solve for x
    x = 129,745,849,194.87/435,262.60
  6. Step 6: Final answer
    x = 298,086.37

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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.