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Finding the Fourth Proportional to 702,652.56, 1,054,146.80 and 229,338.80

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Solution

The fourth proportional to 702,652.56, 1,054,146.80 and 229,338.80 is: 344,063.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,652.56 : 1,054,146.80 = 229,338.80 : x
  2. Step 2: Convert to fraction form
    702,652.56/1,054,146.80 = 229,338.80/x
  3. Step 3: Cross multiply
    702,652.56x = 1,054,146.80 × 229,338.80
  4. Step 4: Simplify right side
    702,652.56x = 241,756,762,135.84
  5. Step 5: Solve for x
    x = 241,756,762,135.84/702,652.56
  6. Step 6: Final answer
    x = 344,063.02

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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.