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Finding the Fourth Proportional to 580,875.78, 801,683.76 and 326,226.97

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Solution

The fourth proportional to 580,875.78, 801,683.76 and 326,226.97 is: 450,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,875.78 : 801,683.76 = 326,226.97 : x
  2. Step 2: Convert to fraction form
    580,875.78/801,683.76 = 326,226.97/x
  3. Step 3: Cross multiply
    580,875.78x = 801,683.76 × 326,226.97
  4. Step 4: Simplify right side
    580,875.78x = 261,530,863,923.01
  5. Step 5: Solve for x
    x = 261,530,863,923.01/580,875.78
  6. Step 6: Final answer
    x = 450,235.44

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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.