Home / 408,867.01-613,038.07-268,461.61

Finding the Fourth Proportional to 408,867.01, 613,038.07 and 268,461.61

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Solution

The fourth proportional to 408,867.01, 613,038.07 and 268,461.61 is: 402,520.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,867.01 : 613,038.07 = 268,461.61 : x
  2. Step 2: Convert to fraction form
    408,867.01/613,038.07 = 268,461.61/x
  3. Step 3: Cross multiply
    408,867.01x = 613,038.07 × 268,461.61
  4. Step 4: Simplify right side
    408,867.01x = 164,577,187,263.49
  5. Step 5: Solve for x
    x = 164,577,187,263.49/408,867.01
  6. Step 6: Final answer
    x = 402,520.09

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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.