Home / 495,424.91-683,689.92-269,070.41

Finding the Fourth Proportional to 495,424.91, 683,689.92 and 269,070.41

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Solution

The fourth proportional to 495,424.91, 683,689.92 and 269,070.41 is: 371,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,424.91 : 683,689.92 = 269,070.41 : x
  2. Step 2: Convert to fraction form
    495,424.91/683,689.92 = 269,070.41/x
  3. Step 3: Cross multiply
    495,424.91x = 683,689.92 × 269,070.41
  4. Step 4: Simplify right side
    495,424.91x = 183,960,727,087.27
  5. Step 5: Solve for x
    x = 183,960,727,087.27/495,424.91
  6. Step 6: Final answer
    x = 371,319.09

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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.