Home / 495,023.16-683,132.62-268,668.66

Finding the Fourth Proportional to 495,023.16, 683,132.62 and 268,668.66

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Solution

The fourth proportional to 495,023.16, 683,132.62 and 268,668.66 is: 370,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,023.16 : 683,132.62 = 268,668.66 : x
  2. Step 2: Convert to fraction form
    495,023.16/683,132.62 = 268,668.66/x
  3. Step 3: Cross multiply
    495,023.16x = 683,132.62 × 268,668.66
  4. Step 4: Simplify right side
    495,023.16x = 183,536,325,617.69
  5. Step 5: Solve for x
    x = 183,536,325,617.69/495,023.16
  6. Step 6: Final answer
    x = 370,763.11

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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.