Home / 885,011.40-1,327,508.46-253,928.52

Finding the Fourth Proportional to 885,011.40, 1,327,508.46 and 253,928.52

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Solution

The fourth proportional to 885,011.40, 1,327,508.46 and 253,928.52 is: 380,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,011.40 : 1,327,508.46 = 253,928.52 : x
  2. Step 2: Convert to fraction form
    885,011.40/1,327,508.46 = 253,928.52/x
  3. Step 3: Cross multiply
    885,011.40x = 1,327,508.46 × 253,928.52
  4. Step 4: Simplify right side
    885,011.40x = 337,092,258,535.28
  5. Step 5: Solve for x
    x = 337,092,258,535.28/885,011.40
  6. Step 6: Final answer
    x = 380,890.30

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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.