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Finding the Fourth Proportional to 230,061.67, 345,291.80 and 229,529.70

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Solution

The fourth proportional to 230,061.67, 345,291.80 and 229,529.70 is: 344,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,061.67 : 345,291.80 = 229,529.70 : x
  2. Step 2: Convert to fraction form
    230,061.67/345,291.80 = 229,529.70/x
  3. Step 3: Cross multiply
    230,061.67x = 345,291.80 × 229,529.70
  4. Step 4: Simplify right side
    230,061.67x = 79,254,722,118.81
  5. Step 5: Solve for x
    x = 79,254,722,118.81/230,061.67
  6. Step 6: Final answer
    x = 344,493.38

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1.5x scale

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.