Home / 905,224.20-1,358,032.14-344,269.32

Finding the Fourth Proportional to 905,224.20, 1,358,032.14 and 344,269.32

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Solution

The fourth proportional to 905,224.20, 1,358,032.14 and 344,269.32 is: 516,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,224.20 : 1,358,032.14 = 344,269.32 : x
  2. Step 2: Convert to fraction form
    905,224.20/1,358,032.14 = 344,269.32/x
  3. Step 3: Cross multiply
    905,224.20x = 1,358,032.14 × 344,269.32
  4. Step 4: Simplify right side
    905,224.20x = 467,528,801,375.95
  5. Step 5: Solve for x
    x = 467,528,801,375.95/905,224.20
  6. Step 6: Final answer
    x = 516,478.46

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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.