Home / 898,932.56-1,347,465.72-425,257.52

Finding the Fourth Proportional to 898,932.56, 1,347,465.72 and 425,257.52

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Solution

The fourth proportional to 898,932.56, 1,347,465.72 and 425,257.52 is: 637,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,932.56 : 1,347,465.72 = 425,257.52 : x
  2. Step 2: Convert to fraction form
    898,932.56/1,347,465.72 = 425,257.52/x
  3. Step 3: Cross multiply
    898,932.56x = 1,347,465.72 × 425,257.52
  4. Step 4: Simplify right side
    898,932.56x = 573,019,930,372.21
  5. Step 5: Solve for x
    x = 573,019,930,372.21/898,932.56
  6. Step 6: Final answer
    x = 637,444.85

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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.