Home / 741,564.72-1,112,433.48-268,472.88

Finding the Fourth Proportional to 741,564.72, 1,112,433.48 and 268,472.88

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Solution

The fourth proportional to 741,564.72, 1,112,433.48 and 268,472.88 is: 402,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,564.72 : 1,112,433.48 = 268,472.88 : x
  2. Step 2: Convert to fraction form
    741,564.72/1,112,433.48 = 268,472.88/x
  3. Step 3: Cross multiply
    741,564.72x = 1,112,433.48 × 268,472.88
  4. Step 4: Simplify right side
    741,564.72x = 298,658,220,184.02
  5. Step 5: Solve for x
    x = 298,658,220,184.02/741,564.72
  6. Step 6: Final answer
    x = 402,740.60

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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.