Home / 735,019.40-1,102,668.32-255,228.45

Finding the Fourth Proportional to 735,019.40, 1,102,668.32 and 255,228.45

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Solution

The fourth proportional to 735,019.40, 1,102,668.32 and 255,228.45 is: 382,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,019.40 : 1,102,668.32 = 255,228.45 : x
  2. Step 2: Convert to fraction form
    735,019.40/1,102,668.32 = 255,228.45/x
  3. Step 3: Cross multiply
    735,019.40x = 1,102,668.32 × 255,228.45
  4. Step 4: Simplify right side
    735,019.40x = 281,432,324,901.56
  5. Step 5: Solve for x
    x = 281,432,324,901.56/735,019.40
  6. Step 6: Final answer
    x = 382,891.02

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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.