Home / 306,237.81-459,449.97-156,583.22

Finding the Fourth Proportional to 306,237.81, 459,449.97 and 156,583.22

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Solution

The fourth proportional to 306,237.81, 459,449.97 and 156,583.22 is: 234,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,237.81 : 459,449.97 = 156,583.22 : x
  2. Step 2: Convert to fraction form
    306,237.81/459,449.97 = 156,583.22/x
  3. Step 3: Cross multiply
    306,237.81x = 459,449.97 × 156,583.22
  4. Step 4: Simplify right side
    306,237.81x = 71,942,154,948.59
  5. Step 5: Solve for x
    x = 71,942,154,948.59/306,237.81
  6. Step 6: Final answer
    x = 234,922.51

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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.