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Finding the Fourth Proportional to 580,938.54, 801,770.36 and 326,289.72

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Solution

The fourth proportional to 580,938.54, 801,770.36 and 326,289.72 is: 450,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,938.54 : 801,770.36 = 326,289.72 : x
  2. Step 2: Convert to fraction form
    580,938.54/801,770.36 = 326,289.72/x
  3. Step 3: Cross multiply
    580,938.54x = 801,770.36 × 326,289.72
  4. Step 4: Simplify right side
    580,938.54x = 261,609,426,268.70
  5. Step 5: Solve for x
    x = 261,609,426,268.70/580,938.54
  6. Step 6: Final answer
    x = 450,322.04

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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.