Home / 349,318.80-523,991.04-112,664.88

Finding the Fourth Proportional to 349,318.80, 523,991.04 and 112,664.88

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Solution

The fourth proportional to 349,318.80, 523,991.04 and 112,664.88 is: 169,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,318.80 : 523,991.04 = 112,664.88 : x
  2. Step 2: Convert to fraction form
    349,318.80/523,991.04 = 112,664.88/x
  3. Step 3: Cross multiply
    349,318.80x = 523,991.04 × 112,664.88
  4. Step 4: Simplify right side
    349,318.80x = 59,035,387,642.68
  5. Step 5: Solve for x
    x = 59,035,387,642.68/349,318.80
  6. Step 6: Final answer
    x = 169,001.46

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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.