Home / 451,626.26-677,439.69-114,692.18

Finding the Fourth Proportional to 451,626.26, 677,439.69 and 114,692.18

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Solution

The fourth proportional to 451,626.26, 677,439.69 and 114,692.18 is: 172,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,626.26 : 677,439.69 = 114,692.18 : x
  2. Step 2: Convert to fraction form
    451,626.26/677,439.69 = 114,692.18/x
  3. Step 3: Cross multiply
    451,626.26x = 677,439.69 × 114,692.18
  4. Step 4: Simplify right side
    451,626.26x = 77,697,034,864.62
  5. Step 5: Solve for x
    x = 77,697,034,864.62/451,626.26
  6. Step 6: Final answer
    x = 172,038.35

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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.