Home / 905,937.75-1,359,128.52-450,743.81

Finding the Fourth Proportional to 905,937.75, 1,359,128.52 and 450,743.81

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Solution

The fourth proportional to 905,937.75, 1,359,128.52 and 450,743.81 is: 676,226.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,937.75 : 1,359,128.52 = 450,743.81 : x
  2. Step 2: Convert to fraction form
    905,937.75/1,359,128.52 = 450,743.81/x
  3. Step 3: Cross multiply
    905,937.75x = 1,359,128.52 × 450,743.81
  4. Step 4: Simplify right side
    905,937.75x = 612,618,760,588.82
  5. Step 5: Solve for x
    x = 612,618,760,588.82/905,937.75
  6. Step 6: Final answer
    x = 676,226.11

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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.