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Finding the Fourth Proportional to 466,416.20, 699,596.49 and 274,398.50

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Solution

The fourth proportional to 466,416.20, 699,596.49 and 274,398.50 is: 411,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,416.20 : 699,596.49 = 274,398.50 : x
  2. Step 2: Convert to fraction form
    466,416.20/699,596.49 = 274,398.50/x
  3. Step 3: Cross multiply
    466,416.20x = 699,596.49 × 274,398.50
  4. Step 4: Simplify right side
    466,416.20x = 191,968,223,963.28
  5. Step 5: Solve for x
    x = 191,968,223,963.28/466,416.20
  6. Step 6: Final answer
    x = 411,581.39

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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.