Home / 1,157,321.82-1,735,348.49-358,381.56

Finding the Fourth Proportional to 1,157,321.82, 1,735,348.49 and 358,381.56

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Solution

The fourth proportional to 1,157,321.82, 1,735,348.49 and 358,381.56 is: 537,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,321.82 : 1,735,348.49 = 358,381.56 : x
  2. Step 2: Convert to fraction form
    1,157,321.82/1,735,348.49 = 358,381.56/x
  3. Step 3: Cross multiply
    1,157,321.82x = 1,735,348.49 × 358,381.56
  4. Step 4: Simplify right side
    1,157,321.82x = 621,916,897,197.94
  5. Step 5: Solve for x
    x = 621,916,897,197.94/1,157,321.82
  6. Step 6: Final answer
    x = 537,375.94

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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.