Home / 469,334.08-647,715.36-268,125.76

Finding the Fourth Proportional to 469,334.08, 647,715.36 and 268,125.76

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Solution

The fourth proportional to 469,334.08, 647,715.36 and 268,125.76 is: 370,033.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,334.08 : 647,715.36 = 268,125.76 : x
  2. Step 2: Convert to fraction form
    469,334.08/647,715.36 = 268,125.76/x
  3. Step 3: Cross multiply
    469,334.08x = 647,715.36 × 268,125.76
  4. Step 4: Simplify right side
    469,334.08x = 173,669,173,163.67
  5. Step 5: Solve for x
    x = 173,669,173,163.67/469,334.08
  6. Step 6: Final answer
    x = 370,033.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.