Home / 495,300.13-683,514.17-268,945.63

Finding the Fourth Proportional to 495,300.13, 683,514.17 and 268,945.63

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Solution

The fourth proportional to 495,300.13, 683,514.17 and 268,945.63 is: 371,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,300.13 : 683,514.17 = 268,945.63 : x
  2. Step 2: Convert to fraction form
    495,300.13/683,514.17 = 268,945.63/x
  3. Step 3: Cross multiply
    495,300.13x = 683,514.17 × 268,945.63
  4. Step 4: Simplify right side
    495,300.13x = 183,828,149,064.58
  5. Step 5: Solve for x
    x = 183,828,149,064.58/495,300.13
  6. Step 6: Final answer
    x = 371,144.96

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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.