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Finding the Fourth Proportional to 264,283.84, 364,714.37 and 143,426.17

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Solution

The fourth proportional to 264,283.84, 364,714.37 and 143,426.17 is: 197,929.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,283.84 : 364,714.37 = 143,426.17 : x
  2. Step 2: Convert to fraction form
    264,283.84/364,714.37 = 143,426.17/x
  3. Step 3: Cross multiply
    264,283.84x = 364,714.37 × 143,426.17
  4. Step 4: Simplify right side
    264,283.84x = 52,309,585,233.06
  5. Step 5: Solve for x
    x = 52,309,585,233.06/264,283.84
  6. Step 6: Final answer
    x = 197,929.56

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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.