Home / 1,250,257.32-1,725,353.40-677,299.80

Finding the Fourth Proportional to 1,250,257.32, 1,725,353.40 and 677,299.80

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Solution

The fourth proportional to 1,250,257.32, 1,725,353.40 and 677,299.80 is: 934,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,257.32 : 1,725,353.40 = 677,299.80 : x
  2. Step 2: Convert to fraction form
    1,250,257.32/1,725,353.40 = 677,299.80/x
  3. Step 3: Cross multiply
    1,250,257.32x = 1,725,353.40 × 677,299.80
  4. Step 4: Simplify right side
    1,250,257.32x = 1,168,581,512,749.32
  5. Step 5: Solve for x
    x = 1,168,581,512,749.32/1,250,257.32
  6. Step 6: Final answer
    x = 934,672.80

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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.