Home / 495,062.18-742,753.19-228,997.23

Finding the Fourth Proportional to 495,062.18, 742,753.19 and 228,997.23

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Solution

The fourth proportional to 495,062.18, 742,753.19 and 228,997.23 is: 343,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,062.18 : 742,753.19 = 228,997.23 : x
  2. Step 2: Convert to fraction form
    495,062.18/742,753.19 = 228,997.23/x
  3. Step 3: Cross multiply
    495,062.18x = 742,753.19 × 228,997.23
  4. Step 4: Simplify right side
    495,062.18x = 170,088,420,870.83
  5. Step 5: Solve for x
    x = 170,088,420,870.83/495,062.18
  6. Step 6: Final answer
    x = 343,569.81

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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.