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Finding the Fourth Proportional to 537,853.28, 806,522.58 and 313,277.77

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Solution

The fourth proportional to 537,853.28, 806,522.58 and 313,277.77 is: 469,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,853.28 : 806,522.58 = 313,277.77 : x
  2. Step 2: Convert to fraction form
    537,853.28/806,522.58 = 313,277.77/x
  3. Step 3: Cross multiply
    537,853.28x = 806,522.58 × 313,277.77
  4. Step 4: Simplify right side
    537,853.28x = 252,665,593,300.74
  5. Step 5: Solve for x
    x = 252,665,593,300.74/537,853.28
  6. Step 6: Final answer
    x = 469,766.77

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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.