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Finding the Fourth Proportional to 356,067.92, 536,601.26 and 320,564.71

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Solution

The fourth proportional to 356,067.92, 536,601.26 and 320,564.71 is: 483,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,067.92 : 536,601.26 = 320,564.71 : x
  2. Step 2: Convert to fraction form
    356,067.92/536,601.26 = 320,564.71/x
  3. Step 3: Cross multiply
    356,067.92x = 536,601.26 × 320,564.71
  4. Step 4: Simplify right side
    356,067.92x = 172,015,423,011.71
  5. Step 5: Solve for x
    x = 172,015,423,011.71/356,067.92
  6. Step 6: Final answer
    x = 483,097.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.