Home / 1,148,604.50-1,722,906.65-307,134.38

Finding the Fourth Proportional to 1,148,604.50, 1,722,906.65 and 307,134.38

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Solution

The fourth proportional to 1,148,604.50, 1,722,906.65 and 307,134.38 is: 460,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,604.50 : 1,722,906.65 = 307,134.38 : x
  2. Step 2: Convert to fraction form
    1,148,604.50/1,722,906.65 = 307,134.38/x
  3. Step 3: Cross multiply
    1,148,604.50x = 1,722,906.65 × 307,134.38
  4. Step 4: Simplify right side
    1,148,604.50x = 529,163,870,820.73
  5. Step 5: Solve for x
    x = 529,163,870,820.73/1,148,604.50
  6. Step 6: Final answer
    x = 460,701.55

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Double scale
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Similar ratio
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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.