Home / 373,928.58-516,268.89-230,898.78

Finding the Fourth Proportional to 373,928.58, 516,268.89 and 230,898.78

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Solution

The fourth proportional to 373,928.58, 516,268.89 and 230,898.78 is: 318,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,928.58 : 516,268.89 = 230,898.78 : x
  2. Step 2: Convert to fraction form
    373,928.58/516,268.89 = 230,898.78/x
  3. Step 3: Cross multiply
    373,928.58x = 516,268.89 × 230,898.78
  4. Step 4: Simplify right side
    373,928.58x = 119,205,856,852.95
  5. Step 5: Solve for x
    x = 119,205,856,852.95/373,928.58
  6. Step 6: Final answer
    x = 318,793.12

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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.