Home / 495,930.30-684,384.26-269,575.80

Finding the Fourth Proportional to 495,930.30, 684,384.26 and 269,575.80

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Solution

The fourth proportional to 495,930.30, 684,384.26 and 269,575.80 is: 372,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,930.30 : 684,384.26 = 269,575.80 : x
  2. Step 2: Convert to fraction form
    495,930.30/684,384.26 = 269,575.80/x
  3. Step 3: Cross multiply
    495,930.30x = 684,384.26 × 269,575.80
  4. Step 4: Simplify right side
    495,930.30x = 184,493,433,049.03
  5. Step 5: Solve for x
    x = 184,493,433,049.03/495,930.30
  6. Step 6: Final answer
    x = 372,014.84

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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.