Home / 339,982.32-510,084.42-162,503.16

Finding the Fourth Proportional to 339,982.32, 510,084.42 and 162,503.16

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Solution

The fourth proportional to 339,982.32, 510,084.42 and 162,503.16 is: 243,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,982.32 : 510,084.42 = 162,503.16 : x
  2. Step 2: Convert to fraction form
    339,982.32/510,084.42 = 162,503.16/x
  3. Step 3: Cross multiply
    339,982.32x = 510,084.42 × 162,503.16
  4. Step 4: Simplify right side
    339,982.32x = 82,890,330,116.77
  5. Step 5: Solve for x
    x = 82,890,330,116.77/339,982.32
  6. Step 6: Final answer
    x = 243,807.77

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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.