Home / 671,339.91-1,007,009.88-250,648.59

Finding the Fourth Proportional to 671,339.91, 1,007,009.88 and 250,648.59

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Solution

The fourth proportional to 671,339.91, 1,007,009.88 and 250,648.59 is: 375,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,339.91 : 1,007,009.88 = 250,648.59 : x
  2. Step 2: Convert to fraction form
    671,339.91/1,007,009.88 = 250,648.59/x
  3. Step 3: Cross multiply
    671,339.91x = 1,007,009.88 × 250,648.59
  4. Step 4: Simplify right side
    671,339.91x = 252,405,606,538.07
  5. Step 5: Solve for x
    x = 252,405,606,538.07/671,339.91
  6. Step 6: Final answer
    x = 375,972.89

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Similar ratio
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1.5x scale

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.