Home / 1,246,982.13-1,870,473.20-300,352.85

Finding the Fourth Proportional to 1,246,982.13, 1,870,473.20 and 300,352.85

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Solution

The fourth proportional to 1,246,982.13, 1,870,473.20 and 300,352.85 is: 450,529.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,982.13 : 1,870,473.20 = 300,352.85 : x
  2. Step 2: Convert to fraction form
    1,246,982.13/1,870,473.20 = 300,352.85/x
  3. Step 3: Cross multiply
    1,246,982.13x = 1,870,473.20 × 300,352.85
  4. Step 4: Simplify right side
    1,246,982.13x = 561,801,959,156.60
  5. Step 5: Solve for x
    x = 561,801,959,156.60/1,246,982.13
  6. Step 6: Final answer
    x = 450,529.28

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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.