Home / 1,243,023.57-1,864,530.03-344,462.73

Finding the Fourth Proportional to 1,243,023.57, 1,864,530.03 and 344,462.73

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Solution

The fourth proportional to 1,243,023.57, 1,864,530.03 and 344,462.73 is: 516,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,023.57 : 1,864,530.03 = 344,462.73 : x
  2. Step 2: Convert to fraction form
    1,243,023.57/1,864,530.03 = 344,462.73/x
  3. Step 3: Cross multiply
    1,243,023.57x = 1,864,530.03 × 344,462.73
  4. Step 4: Simplify right side
    1,243,023.57x = 642,261,104,300.78
  5. Step 5: Solve for x
    x = 642,261,104,300.78/1,243,023.57
  6. Step 6: Final answer
    x = 516,692.62

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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.