Home / 691,922.88-1,038,024.36-292,563

Finding the Fourth Proportional to 691,922.88, 1,038,024.36 and 292,563

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Solution

The fourth proportional to 691,922.88, 1,038,024.36 and 292,563 is: 438,903.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,922.88 : 1,038,024.36 = 292,563 : x
  2. Step 2: Convert to fraction form
    691,922.88/1,038,024.36 = 292,563/x
  3. Step 3: Cross multiply
    691,922.88x = 1,038,024.36 × 292,563
  4. Step 4: Simplify right side
    691,922.88x = 303,687,520,834.68
  5. Step 5: Solve for x
    x = 303,687,520,834.68/691,922.88
  6. Step 6: Final answer
    x = 438,903.71

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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.