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Finding the Fourth Proportional to 652,410.20, 978,615.30 and 597,297.80

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Solution

The fourth proportional to 652,410.20, 978,615.30 and 597,297.80 is: 895,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,410.20 : 978,615.30 = 597,297.80 : x
  2. Step 2: Convert to fraction form
    652,410.20/978,615.30 = 597,297.80/x
  3. Step 3: Cross multiply
    652,410.20x = 978,615.30 × 597,297.80
  4. Step 4: Simplify right side
    652,410.20x = 584,524,765,736.34
  5. Step 5: Solve for x
    x = 584,524,765,736.34/652,410.20
  6. Step 6: Final answer
    x = 895,946.70

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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.