Home / 972,556.52-1,342,195.62-542,920.52

Finding the Fourth Proportional to 972,556.52, 1,342,195.62 and 542,920.52

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Solution

The fourth proportional to 972,556.52, 1,342,195.62 and 542,920.52 is: 749,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,556.52 : 1,342,195.62 = 542,920.52 : x
  2. Step 2: Convert to fraction form
    972,556.52/1,342,195.62 = 542,920.52/x
  3. Step 3: Cross multiply
    972,556.52x = 1,342,195.62 × 542,920.52
  4. Step 4: Simplify right side
    972,556.52x = 728,705,543,952.12
  5. Step 5: Solve for x
    x = 728,705,543,952.12/972,556.52
  6. Step 6: Final answer
    x = 749,268.07

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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.