Home / 702,942.10-1,054,499.55-229,498.90

Finding the Fourth Proportional to 702,942.10, 1,054,499.55 and 229,498.90

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Solution

The fourth proportional to 702,942.10, 1,054,499.55 and 229,498.90 is: 344,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,942.10 : 1,054,499.55 = 229,498.90 : x
  2. Step 2: Convert to fraction form
    702,942.10/1,054,499.55 = 229,498.90/x
  3. Step 3: Cross multiply
    702,942.10x = 1,054,499.55 × 229,498.90
  4. Step 4: Simplify right side
    702,942.10x = 242,006,486,775.50
  5. Step 5: Solve for x
    x = 242,006,486,775.50/702,942.10
  6. Step 6: Final answer
    x = 344,276.56

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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.