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Finding the Fourth Proportional to 648,995.52, 973,520 and 222,824

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Solution

The fourth proportional to 648,995.52, 973,520 and 222,824 is: 334,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,995.52 : 973,520 = 222,824 : x
  2. Step 2: Convert to fraction form
    648,995.52/973,520 = 222,824/x
  3. Step 3: Cross multiply
    648,995.52x = 973,520 × 222,824
  4. Step 4: Simplify right side
    648,995.52x = 216,923,620,480
  5. Step 5: Solve for x
    x = 216,923,620,480/648,995.52
  6. Step 6: Final answer
    x = 334,245.17

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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.