Home / 1,000,409.13-1,500,635.97-360,764.48

Finding the Fourth Proportional to 1,000,409.13, 1,500,635.97 and 360,764.48

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Solution

The fourth proportional to 1,000,409.13, 1,500,635.97 and 360,764.48 is: 541,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,409.13 : 1,500,635.97 = 360,764.48 : x
  2. Step 2: Convert to fraction form
    1,000,409.13/1,500,635.97 = 360,764.48/x
  3. Step 3: Cross multiply
    1,000,409.13x = 1,500,635.97 × 360,764.48
  4. Step 4: Simplify right side
    1,000,409.13x = 541,376,159,137.94
  5. Step 5: Solve for x
    x = 541,376,159,137.94/1,000,409.13
  6. Step 6: Final answer
    x = 541,154.76

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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.