Home / 1,267,141.56-1,900,695.05-307,604.54

Finding the Fourth Proportional to 1,267,141.56, 1,900,695.05 and 307,604.54

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Solution

The fourth proportional to 1,267,141.56, 1,900,695.05 and 307,604.54 is: 461,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,141.56 : 1,900,695.05 = 307,604.54 : x
  2. Step 2: Convert to fraction form
    1,267,141.56/1,900,695.05 = 307,604.54/x
  3. Step 3: Cross multiply
    1,267,141.56x = 1,900,695.05 × 307,604.54
  4. Step 4: Simplify right side
    1,267,141.56x = 584,662,425,360.14
  5. Step 5: Solve for x
    x = 584,662,425,360.14/1,267,141.56
  6. Step 6: Final answer
    x = 461,402.61

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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.