Home / 937,576.88-1,406,293.56-338,538.32

Finding the Fourth Proportional to 937,576.88, 1,406,293.56 and 338,538.32

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Solution

The fourth proportional to 937,576.88, 1,406,293.56 and 338,538.32 is: 507,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,576.88 : 1,406,293.56 = 338,538.32 : x
  2. Step 2: Convert to fraction form
    937,576.88/1,406,293.56 = 338,538.32/x
  3. Step 3: Cross multiply
    937,576.88x = 1,406,293.56 × 338,538.32
  4. Step 4: Simplify right side
    937,576.88x = 476,084,259,229.22
  5. Step 5: Solve for x
    x = 476,084,259,229.22/937,576.88
  6. Step 6: Final answer
    x = 507,781.57

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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.