Home / 972,276.98-1,341,739.77-542,552.54

Finding the Fourth Proportional to 972,276.98, 1,341,739.77 and 542,552.54

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Solution

The fourth proportional to 972,276.98, 1,341,739.77 and 542,552.54 is: 748,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,276.98 : 1,341,739.77 = 542,552.54 : x
  2. Step 2: Convert to fraction form
    972,276.98/1,341,739.77 = 542,552.54/x
  3. Step 3: Cross multiply
    972,276.98x = 1,341,739.77 × 542,552.54
  4. Step 4: Simplify right side
    972,276.98x = 727,964,320,232.52
  5. Step 5: Solve for x
    x = 727,964,320,232.52/972,276.98
  6. Step 6: Final answer
    x = 748,721.13

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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.