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Finding the Fourth Proportional to 565,400.16, 848,387.28 and 375,992.28

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Solution

The fourth proportional to 565,400.16, 848,387.28 and 375,992.28 is: 564,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,400.16 : 848,387.28 = 375,992.28 : x
  2. Step 2: Convert to fraction form
    565,400.16/848,387.28 = 375,992.28/x
  3. Step 3: Cross multiply
    565,400.16x = 848,387.28 × 375,992.28
  4. Step 4: Simplify right side
    565,400.16x = 318,987,067,730.20
  5. Step 5: Solve for x
    x = 318,987,067,730.20/565,400.16
  6. Step 6: Final answer
    x = 564,179.30

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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.