Home / 972,318.33-1,341,638.80-542,597.43

Finding the Fourth Proportional to 972,318.33, 1,341,638.80 and 542,597.43

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Solution

The fourth proportional to 972,318.33, 1,341,638.80 and 542,597.43 is: 748,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,318.33 : 1,341,638.80 = 542,597.43 : x
  2. Step 2: Convert to fraction form
    972,318.33/1,341,638.80 = 542,597.43/x
  3. Step 3: Cross multiply
    972,318.33x = 1,341,638.80 × 542,597.43
  4. Step 4: Simplify right side
    972,318.33x = 727,969,764,868.28
  5. Step 5: Solve for x
    x = 727,969,764,868.28/972,318.33
  6. Step 6: Final answer
    x = 748,694.89

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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.