Home / 495,399.54-683,648.37-269,043.06

Finding the Fourth Proportional to 495,399.54, 683,648.37 and 269,043.06

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Solution

The fourth proportional to 495,399.54, 683,648.37 and 269,043.06 is: 371,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,399.54 : 683,648.37 = 269,043.06 : x
  2. Step 2: Convert to fraction form
    495,399.54/683,648.37 = 269,043.06/x
  3. Step 3: Cross multiply
    495,399.54x = 683,648.37 × 269,043.06
  4. Step 4: Simplify right side
    495,399.54x = 183,930,849,428.81
  5. Step 5: Solve for x
    x = 183,930,849,428.81/495,399.54
  6. Step 6: Final answer
    x = 371,277.80

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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.