Home / 868,648.40-1,302,972.60-744,232.40

Finding the Fourth Proportional to 868,648.40, 1,302,972.60 and 744,232.40

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Solution

The fourth proportional to 868,648.40, 1,302,972.60 and 744,232.40 is: 1,116,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,648.40 : 1,302,972.60 = 744,232.40 : x
  2. Step 2: Convert to fraction form
    868,648.40/1,302,972.60 = 744,232.40/x
  3. Step 3: Cross multiply
    868,648.40x = 1,302,972.60 × 744,232.40
  4. Step 4: Simplify right side
    868,648.40x = 969,714,425,232.24
  5. Step 5: Solve for x
    x = 969,714,425,232.24/868,648.40
  6. Step 6: Final answer
    x = 1,116,348.60

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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.