Home / 1,069,238.34-1,603,723.64-349,519.73

Finding the Fourth Proportional to 1,069,238.34, 1,603,723.64 and 349,519.73

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Solution

The fourth proportional to 1,069,238.34, 1,603,723.64 and 349,519.73 is: 524,235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,238.34 : 1,603,723.64 = 349,519.73 : x
  2. Step 2: Convert to fraction form
    1,069,238.34/1,603,723.64 = 349,519.73/x
  3. Step 3: Cross multiply
    1,069,238.34x = 1,603,723.64 × 349,519.73
  4. Step 4: Simplify right side
    1,069,238.34x = 560,533,043,881.20
  5. Step 5: Solve for x
    x = 560,533,043,881.20/1,069,238.34
  6. Step 6: Final answer
    x = 524,235.83

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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.