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Finding the Fourth Proportional to 580,657.86, 801,307.85 and 326,014.52

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Solution

The fourth proportional to 580,657.86, 801,307.85 and 326,014.52 is: 449,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,657.86 : 801,307.85 = 326,014.52 : x
  2. Step 2: Convert to fraction form
    580,657.86/801,307.85 = 326,014.52/x
  3. Step 3: Cross multiply
    580,657.86x = 801,307.85 × 326,014.52
  4. Step 4: Simplify right side
    580,657.86x = 261,237,988,860.89
  5. Step 5: Solve for x
    x = 261,237,988,860.89/580,657.86
  6. Step 6: Final answer
    x = 449,900.03

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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.