Home / 992,160.06-1,369,171.26-539,451.06

Finding the Fourth Proportional to 992,160.06, 1,369,171.26 and 539,451.06

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Solution

The fourth proportional to 992,160.06, 1,369,171.26 and 539,451.06 is: 744,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,160.06 : 1,369,171.26 = 539,451.06 : x
  2. Step 2: Convert to fraction form
    992,160.06/1,369,171.26 = 539,451.06/x
  3. Step 3: Cross multiply
    992,160.06x = 1,369,171.26 × 539,451.06
  4. Step 4: Simplify right side
    992,160.06x = 738,600,887,528.54
  5. Step 5: Solve for x
    x = 738,600,887,528.54/992,160.06
  6. Step 6: Final answer
    x = 744,437.23

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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.