Home / 495,412.16-683,672.28-269,057.66

Finding the Fourth Proportional to 495,412.16, 683,672.28 and 269,057.66

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Solution

The fourth proportional to 495,412.16, 683,672.28 and 269,057.66 is: 371,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,412.16 : 683,672.28 = 269,057.66 : x
  2. Step 2: Convert to fraction form
    495,412.16/683,672.28 = 269,057.66/x
  3. Step 3: Cross multiply
    495,412.16x = 683,672.28 × 269,057.66
  4. Step 4: Simplify right side
    495,412.16x = 183,947,263,863.67
  5. Step 5: Solve for x
    x = 183,947,263,863.67/495,412.16
  6. Step 6: Final answer
    x = 371,301.47

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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.