Home / 868,432.20-1,302,651.44-614,945.94

Finding the Fourth Proportional to 868,432.20, 1,302,651.44 and 614,945.94

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Solution

The fourth proportional to 868,432.20, 1,302,651.44 and 614,945.94 is: 922,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,432.20 : 1,302,651.44 = 614,945.94 : x
  2. Step 2: Convert to fraction form
    868,432.20/1,302,651.44 = 614,945.94/x
  3. Step 3: Cross multiply
    868,432.20x = 1,302,651.44 × 614,945.94
  4. Step 4: Simplify right side
    868,432.20x = 801,060,211,188.42
  5. Step 5: Solve for x
    x = 801,060,211,188.42/868,432.20
  6. Step 6: Final answer
    x = 922,421.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.