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Finding the Fourth Proportional to 341,284.52, 511,528.12 and 256,773.13

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Solution

The fourth proportional to 341,284.52, 511,528.12 and 256,773.13 is: 384,859.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,284.52 : 511,528.12 = 256,773.13 : x
  2. Step 2: Convert to fraction form
    341,284.52/511,528.12 = 256,773.13/x
  3. Step 3: Cross multiply
    341,284.52x = 511,528.12 × 256,773.13
  4. Step 4: Simplify right side
    341,284.52x = 131,346,674,534.66
  5. Step 5: Solve for x
    x = 131,346,674,534.66/341,284.52
  6. Step 6: Final answer
    x = 384,859.75

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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.