Home / 495,956.39-743,986.55-211,677.17

Finding the Fourth Proportional to 495,956.39, 743,986.55 and 211,677.17

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Solution

The fourth proportional to 495,956.39, 743,986.55 and 211,677.17 is: 317,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,956.39 : 743,986.55 = 211,677.17 : x
  2. Step 2: Convert to fraction form
    495,956.39/743,986.55 = 211,677.17/x
  3. Step 3: Cross multiply
    495,956.39x = 743,986.55 × 211,677.17
  4. Step 4: Simplify right side
    495,956.39x = 157,484,964,231.32
  5. Step 5: Solve for x
    x = 157,484,964,231.32/495,956.39
  6. Step 6: Final answer
    x = 317,537.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.