Home / 373,939.85-516,283.80-230,910.05

Finding the Fourth Proportional to 373,939.85, 516,283.80 and 230,910.05

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Solution

The fourth proportional to 373,939.85, 516,283.80 and 230,910.05 is: 318,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,939.85 : 516,283.80 = 230,910.05 : x
  2. Step 2: Convert to fraction form
    373,939.85/516,283.80 = 230,910.05/x
  3. Step 3: Cross multiply
    373,939.85x = 516,283.80 × 230,910.05
  4. Step 4: Simplify right side
    373,939.85x = 119,215,118,072.19
  5. Step 5: Solve for x
    x = 119,215,118,072.19/373,939.85
  6. Step 6: Final answer
    x = 318,808.27

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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.