Home / 526,576.32-791,575.20-422,533.44

Finding the Fourth Proportional to 526,576.32, 791,575.20 and 422,533.44

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Solution

The fourth proportional to 526,576.32, 791,575.20 and 422,533.44 is: 635,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,576.32 : 791,575.20 = 422,533.44 : x
  2. Step 2: Convert to fraction form
    526,576.32/791,575.20 = 422,533.44/x
  3. Step 3: Cross multiply
    526,576.32x = 791,575.20 × 422,533.44
  4. Step 4: Simplify right side
    526,576.32x = 334,466,992,274.69
  5. Step 5: Solve for x
    x = 334,466,992,274.69/526,576.32
  6. Step 6: Final answer
    x = 635,172.87

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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.