Home / 869,867.30-1,304,487.91-301,093.86

Finding the Fourth Proportional to 869,867.30, 1,304,487.91 and 301,093.86

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Solution

The fourth proportional to 869,867.30, 1,304,487.91 and 301,093.86 is: 451,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,867.30 : 1,304,487.91 = 301,093.86 : x
  2. Step 2: Convert to fraction form
    869,867.30/1,304,487.91 = 301,093.86/x
  3. Step 3: Cross multiply
    869,867.30x = 1,304,487.91 × 301,093.86
  4. Step 4: Simplify right side
    869,867.30x = 392,773,300,145.23
  5. Step 5: Solve for x
    x = 392,773,300,145.23/869,867.30
  6. Step 6: Final answer
    x = 451,532.44

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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.