Home / 1,012,763.20-1,519,231.52-264,808

Finding the Fourth Proportional to 1,012,763.20, 1,519,231.52 and 264,808

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Solution

The fourth proportional to 1,012,763.20, 1,519,231.52 and 264,808 is: 397,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,763.20 : 1,519,231.52 = 264,808 : x
  2. Step 2: Convert to fraction form
    1,012,763.20/1,519,231.52 = 264,808/x
  3. Step 3: Cross multiply
    1,012,763.20x = 1,519,231.52 × 264,808
  4. Step 4: Simplify right side
    1,012,763.20x = 402,304,660,348.16
  5. Step 5: Solve for x
    x = 402,304,660,348.16/1,012,763.20
  6. Step 6: Final answer
    x = 397,234.67

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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.