Home / 1,202,424.56-1,803,211.40-349,318.72

Finding the Fourth Proportional to 1,202,424.56, 1,803,211.40 and 349,318.72

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Solution

The fourth proportional to 1,202,424.56, 1,803,211.40 and 349,318.72 is: 523,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,424.56 : 1,803,211.40 = 349,318.72 : x
  2. Step 2: Convert to fraction form
    1,202,424.56/1,803,211.40 = 349,318.72/x
  3. Step 3: Cross multiply
    1,202,424.56x = 1,803,211.40 × 349,318.72
  4. Step 4: Simplify right side
    1,202,424.56x = 629,895,498,137.41
  5. Step 5: Solve for x
    x = 629,895,498,137.41/1,202,424.56
  6. Step 6: Final answer
    x = 523,854.48

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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.