Home / 937,030.72-1,404,877.92-438,122.56

Finding the Fourth Proportional to 937,030.72, 1,404,877.92 and 438,122.56

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Solution

The fourth proportional to 937,030.72, 1,404,877.92 and 438,122.56 is: 656,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,030.72 : 1,404,877.92 = 438,122.56 : x
  2. Step 2: Convert to fraction form
    937,030.72/1,404,877.92 = 438,122.56/x
  3. Step 3: Cross multiply
    937,030.72x = 1,404,877.92 × 438,122.56
  4. Step 4: Simplify right side
    937,030.72x = 615,508,710,797.88
  5. Step 5: Solve for x
    x = 615,508,710,797.88/937,030.72
  6. Step 6: Final answer
    x = 656,871.43

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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.