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Finding the Fourth Proportional to 588,228.68, 811,899.78 and 333,728.84

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Solution

The fourth proportional to 588,228.68, 811,899.78 and 333,728.84 is: 460,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,228.68 : 811,899.78 = 333,728.84 : x
  2. Step 2: Convert to fraction form
    588,228.68/811,899.78 = 333,728.84/x
  3. Step 3: Cross multiply
    588,228.68x = 811,899.78 × 333,728.84
  4. Step 4: Simplify right side
    588,228.68x = 270,954,371,775.66
  5. Step 5: Solve for x
    x = 270,954,371,775.66/588,228.68
  6. Step 6: Final answer
    x = 460,627.61

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1.5x scale

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.