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Finding the Fourth Proportional to 310,727.89, 465,666.59 and 234,763.98

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Solution

The fourth proportional to 310,727.89, 465,666.59 and 234,763.98 is: 351,824.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,727.89 : 465,666.59 = 234,763.98 : x
  2. Step 2: Convert to fraction form
    310,727.89/465,666.59 = 234,763.98/x
  3. Step 3: Cross multiply
    310,727.89x = 465,666.59 × 234,763.98
  4. Step 4: Simplify right side
    310,727.89x = 109,321,738,519.28
  5. Step 5: Solve for x
    x = 109,321,738,519.28/310,727.89
  6. Step 6: Final answer
    x = 351,824.68

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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.