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Finding the Fourth Proportional to 580,979.71, 801,771.45 and 322,867.54

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Solution

The fourth proportional to 580,979.71, 801,771.45 and 322,867.54 is: 445,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,979.71 : 801,771.45 = 322,867.54 : x
  2. Step 2: Convert to fraction form
    580,979.71/801,771.45 = 322,867.54/x
  3. Step 3: Cross multiply
    580,979.71x = 801,771.45 × 322,867.54
  4. Step 4: Simplify right side
    580,979.71x = 258,865,970,080.54
  5. Step 5: Solve for x
    x = 258,865,970,080.54/580,979.71
  6. Step 6: Final answer
    x = 445,568.00

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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.