Home / 300,373.04-414,513.28-162,551.86

Finding the Fourth Proportional to 300,373.04, 414,513.28 and 162,551.86

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Solution

The fourth proportional to 300,373.04, 414,513.28 and 162,551.86 is: 224,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,373.04 : 414,513.28 = 162,551.86 : x
  2. Step 2: Convert to fraction form
    300,373.04/414,513.28 = 162,551.86/x
  3. Step 3: Cross multiply
    300,373.04x = 414,513.28 × 162,551.86
  4. Step 4: Simplify right side
    300,373.04x = 67,379,905,806.75
  5. Step 5: Solve for x
    x = 67,379,905,806.75/300,373.04
  6. Step 6: Final answer
    x = 224,320.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.