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Finding the Fourth Proportional to 264,853.49, 365,496.01 and 143,994.76

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Solution

The fourth proportional to 264,853.49, 365,496.01 and 143,994.76 is: 198,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,853.49 : 365,496.01 = 143,994.76 : x
  2. Step 2: Convert to fraction form
    264,853.49/365,496.01 = 143,994.76/x
  3. Step 3: Cross multiply
    264,853.49x = 365,496.01 × 143,994.76
  4. Step 4: Simplify right side
    264,853.49x = 52,629,508,967.18
  5. Step 5: Solve for x
    x = 52,629,508,967.18/264,853.49
  6. Step 6: Final answer
    x = 198,711.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.