Home / 941,687.34-1,299,542.70-511,966.50

Finding the Fourth Proportional to 941,687.34, 1,299,542.70 and 511,966.50

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Solution

The fourth proportional to 941,687.34, 1,299,542.70 and 511,966.50 is: 706,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,687.34 : 1,299,542.70 = 511,966.50 : x
  2. Step 2: Convert to fraction form
    941,687.34/1,299,542.70 = 511,966.50/x
  3. Step 3: Cross multiply
    941,687.34x = 1,299,542.70 × 511,966.50
  4. Step 4: Simplify right side
    941,687.34x = 665,322,327,719.55
  5. Step 5: Solve for x
    x = 665,322,327,719.55/941,687.34
  6. Step 6: Final answer
    x = 706,521.47

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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.