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Finding the Fourth Proportional to 584,379.64, 806,399.58 and 329,754.52

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Solution

The fourth proportional to 584,379.64, 806,399.58 and 329,754.52 is: 455,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,379.64 : 806,399.58 = 329,754.52 : x
  2. Step 2: Convert to fraction form
    584,379.64/806,399.58 = 329,754.52/x
  3. Step 3: Cross multiply
    584,379.64x = 806,399.58 × 329,754.52
  4. Step 4: Simplify right side
    584,379.64x = 265,913,906,431.10
  5. Step 5: Solve for x
    x = 265,913,906,431.10/584,379.64
  6. Step 6: Final answer
    x = 455,036.23

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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.