Home / 972,527.52-1,342,155.60-542,891.52

Finding the Fourth Proportional to 972,527.52, 1,342,155.60 and 542,891.52

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Solution

The fourth proportional to 972,527.52, 1,342,155.60 and 542,891.52 is: 749,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,527.52 : 1,342,155.60 = 542,891.52 : x
  2. Step 2: Convert to fraction form
    972,527.52/1,342,155.60 = 542,891.52/x
  3. Step 3: Cross multiply
    972,527.52x = 1,342,155.60 × 542,891.52
  4. Step 4: Simplify right side
    972,527.52x = 728,644,893,760.51
  5. Step 5: Solve for x
    x = 728,644,893,760.51/972,527.52
  6. Step 6: Final answer
    x = 749,228.05

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1.5x scale

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.