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Finding the Fourth Proportional to 597,969, 897,373.79 and 540,797.55

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Solution

The fourth proportional to 597,969, 897,373.79 and 540,797.55 is: 811,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,969 : 897,373.79 = 540,797.55 : x
  2. Step 2: Convert to fraction form
    597,969/897,373.79 = 540,797.55/x
  3. Step 3: Cross multiply
    597,969x = 897,373.79 × 540,797.55
  4. Step 4: Simplify right side
    597,969x = 485,297,543,025.07
  5. Step 5: Solve for x
    x = 485,297,543,025.07/597,969
  6. Step 6: Final answer
    x = 811,576.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.