Home / 937,937.28-1,294,799.76-628,372.89

Finding the Fourth Proportional to 937,937.28, 1,294,799.76 and 628,372.89

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Solution

The fourth proportional to 937,937.28, 1,294,799.76 and 628,372.89 is: 867,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,937.28 : 1,294,799.76 = 628,372.89 : x
  2. Step 2: Convert to fraction form
    937,937.28/1,294,799.76 = 628,372.89/x
  3. Step 3: Cross multiply
    937,937.28x = 1,294,799.76 × 628,372.89
  4. Step 4: Simplify right side
    937,937.28x = 813,617,067,162.51
  5. Step 5: Solve for x
    x = 813,617,067,162.51/937,937.28
  6. Step 6: Final answer
    x = 867,453.60

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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.