Home / 972,006.33-1,341,369.57-542,286.55

Finding the Fourth Proportional to 972,006.33, 1,341,369.57 and 542,286.55

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Solution

The fourth proportional to 972,006.33, 1,341,369.57 and 542,286.55 is: 748,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,006.33 : 1,341,369.57 = 542,286.55 : x
  2. Step 2: Convert to fraction form
    972,006.33/1,341,369.57 = 542,286.55/x
  3. Step 3: Cross multiply
    972,006.33x = 1,341,369.57 × 542,286.55
  4. Step 4: Simplify right side
    972,006.33x = 727,406,676,390.28
  5. Step 5: Solve for x
    x = 727,406,676,390.28/972,006.33
  6. Step 6: Final answer
    x = 748,355.90

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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.