Home / 937,474.22-1,404,330.50-431,330.06

Finding the Fourth Proportional to 937,474.22, 1,404,330.50 and 431,330.06

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Solution

The fourth proportional to 937,474.22, 1,404,330.50 and 431,330.06 is: 646,129.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,474.22 : 1,404,330.50 = 431,330.06 : x
  2. Step 2: Convert to fraction form
    937,474.22/1,404,330.50 = 431,330.06/x
  3. Step 3: Cross multiply
    937,474.22x = 1,404,330.50 × 431,330.06
  4. Step 4: Simplify right side
    937,474.22x = 605,729,958,824.83
  5. Step 5: Solve for x
    x = 605,729,958,824.83/937,474.22
  6. Step 6: Final answer
    x = 646,129.72

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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.