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Finding the Fourth Proportional to 307,466.10, 461,199.15 and 108,011.70

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Solution

The fourth proportional to 307,466.10, 461,199.15 and 108,011.70 is: 162,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,466.10 : 461,199.15 = 108,011.70 : x
  2. Step 2: Convert to fraction form
    307,466.10/461,199.15 = 108,011.70/x
  3. Step 3: Cross multiply
    307,466.10x = 461,199.15 × 108,011.70
  4. Step 4: Simplify right side
    307,466.10x = 49,814,904,230.06
  5. Step 5: Solve for x
    x = 49,814,904,230.06/307,466.10
  6. Step 6: Final answer
    x = 162,017.55

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1.5x scale

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.