Home / 905,936.29-1,359,126.33-450,742.33

Finding the Fourth Proportional to 905,936.29, 1,359,126.33 and 450,742.33

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Solution

The fourth proportional to 905,936.29, 1,359,126.33 and 450,742.33 is: 676,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,936.29 : 1,359,126.33 = 450,742.33 : x
  2. Step 2: Convert to fraction form
    905,936.29/1,359,126.33 = 450,742.33/x
  3. Step 3: Cross multiply
    905,936.29x = 1,359,126.33 × 450,742.33
  4. Step 4: Simplify right side
    905,936.29x = 612,615,768,748.55
  5. Step 5: Solve for x
    x = 612,615,768,748.55/905,936.29
  6. Step 6: Final answer
    x = 676,223.90

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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.