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Finding the Fourth Proportional to 254,952.69, 383,946.77 and 222,069.93

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Solution

The fourth proportional to 254,952.69, 383,946.77 and 222,069.93 is: 334,426.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,952.69 : 383,946.77 = 222,069.93 : x
  2. Step 2: Convert to fraction form
    254,952.69/383,946.77 = 222,069.93/x
  3. Step 3: Cross multiply
    254,952.69x = 383,946.77 × 222,069.93
  4. Step 4: Simplify right side
    254,952.69x = 85,263,031,227.28
  5. Step 5: Solve for x
    x = 85,263,031,227.28/254,952.69
  6. Step 6: Final answer
    x = 334,426.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.