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Finding the Fourth Proportional to 275,929.20, 413,310.60 and 275,929.20

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Solution

The fourth proportional to 275,929.20, 413,310.60 and 275,929.20 is: 413,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,929.20 : 413,310.60 = 275,929.20 : x
  2. Step 2: Convert to fraction form
    275,929.20/413,310.60 = 275,929.20/x
  3. Step 3: Cross multiply
    275,929.20x = 413,310.60 × 275,929.20
  4. Step 4: Simplify right side
    275,929.20x = 114,044,463,209.52
  5. Step 5: Solve for x
    x = 114,044,463,209.52/275,929.20
  6. Step 6: Final answer
    x = 413,310.60

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1.5x scale

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.