Home / 735,115.40-1,102,830.04-255,358.06

Finding the Fourth Proportional to 735,115.40, 1,102,830.04 and 255,358.06

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Solution

The fourth proportional to 735,115.40, 1,102,830.04 and 255,358.06 is: 383,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,115.40 : 1,102,830.04 = 255,358.06 : x
  2. Step 2: Convert to fraction form
    735,115.40/1,102,830.04 = 255,358.06/x
  3. Step 3: Cross multiply
    735,115.40x = 1,102,830.04 × 255,358.06
  4. Step 4: Simplify right side
    735,115.40x = 281,616,539,524.12
  5. Step 5: Solve for x
    x = 281,616,539,524.12/735,115.40
  6. Step 6: Final answer
    x = 383,091.61

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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.