Home / 896,775.12-1,237,559.24-494,381.52

Finding the Fourth Proportional to 896,775.12, 1,237,559.24 and 494,381.52

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Solution

The fourth proportional to 896,775.12, 1,237,559.24 and 494,381.52 is: 682,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,775.12 : 1,237,559.24 = 494,381.52 : x
  2. Step 2: Convert to fraction form
    896,775.12/1,237,559.24 = 494,381.52/x
  3. Step 3: Cross multiply
    896,775.12x = 1,237,559.24 × 494,381.52
  4. Step 4: Simplify right side
    896,775.12x = 611,826,418,161.25
  5. Step 5: Solve for x
    x = 611,826,418,161.25/896,775.12
  6. Step 6: Final answer
    x = 682,251.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.