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Finding the Fourth Proportional to 580,975.07, 801,728.15 and 322,851.15

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Solution

The fourth proportional to 580,975.07, 801,728.15 and 322,851.15 is: 445,524.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,975.07 : 801,728.15 = 322,851.15 : x
  2. Step 2: Convert to fraction form
    580,975.07/801,728.15 = 322,851.15/x
  3. Step 3: Cross multiply
    580,975.07x = 801,728.15 × 322,851.15
  4. Step 4: Simplify right side
    580,975.07x = 258,838,853,600.62
  5. Step 5: Solve for x
    x = 258,838,853,600.62/580,975.07
  6. Step 6: Final answer
    x = 445,524.89

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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.