Home / 495,064.48-683,189.04-268,709.92

Finding the Fourth Proportional to 495,064.48, 683,189.04 and 268,709.92

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Solution

The fourth proportional to 495,064.48, 683,189.04 and 268,709.92 is: 370,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,064.48 : 683,189.04 = 268,709.92 : x
  2. Step 2: Convert to fraction form
    495,064.48/683,189.04 = 268,709.92/x
  3. Step 3: Cross multiply
    495,064.48x = 683,189.04 × 268,709.92
  4. Step 4: Simplify right side
    495,064.48x = 183,579,672,283.28
  5. Step 5: Solve for x
    x = 183,579,672,283.28/495,064.48
  6. Step 6: Final answer
    x = 370,819.72

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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.