Home / 1,334,776.76-2,002,148.22-323,907

Finding the Fourth Proportional to 1,334,776.76, 2,002,148.22 and 323,907

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Solution

The fourth proportional to 1,334,776.76, 2,002,148.22 and 323,907 is: 485,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,776.76 : 2,002,148.22 = 323,907 : x
  2. Step 2: Convert to fraction form
    1,334,776.76/2,002,148.22 = 323,907/x
  3. Step 3: Cross multiply
    1,334,776.76x = 2,002,148.22 × 323,907
  4. Step 4: Simplify right side
    1,334,776.76x = 648,509,823,495.54
  5. Step 5: Solve for x
    x = 648,509,823,495.54/1,334,776.76
  6. Step 6: Final answer
    x = 485,856.39

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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.