Home / 482,864.70-724,312.26-230,172.60

Finding the Fourth Proportional to 482,864.70, 724,312.26 and 230,172.60

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Solution

The fourth proportional to 482,864.70, 724,312.26 and 230,172.60 is: 345,266.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,864.70 : 724,312.26 = 230,172.60 : x
  2. Step 2: Convert to fraction form
    482,864.70/724,312.26 = 230,172.60/x
  3. Step 3: Cross multiply
    482,864.70x = 724,312.26 × 230,172.60
  4. Step 4: Simplify right side
    482,864.70x = 166,716,836,096.08
  5. Step 5: Solve for x
    x = 166,716,836,096.08/482,864.70
  6. Step 6: Final answer
    x = 345,266.15

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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.