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Finding the Fourth Proportional to 584,322.32, 806,388.84 and 329,672.24

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Solution

The fourth proportional to 584,322.32, 806,388.84 and 329,672.24 is: 454,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,322.32 : 806,388.84 = 329,672.24 : x
  2. Step 2: Convert to fraction form
    584,322.32/806,388.84 = 329,672.24/x
  3. Step 3: Cross multiply
    584,322.32x = 806,388.84 × 329,672.24
  4. Step 4: Simplify right side
    584,322.32x = 265,844,015,193.80
  5. Step 5: Solve for x
    x = 265,844,015,193.80/584,322.32
  6. Step 6: Final answer
    x = 454,961.25

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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.