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Finding the Fourth Proportional to 584,067, 806,012.46 and 315,795

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Solution

The fourth proportional to 584,067, 806,012.46 and 315,795 is: 435,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,067 : 806,012.46 = 315,795 : x
  2. Step 2: Convert to fraction form
    584,067/806,012.46 = 315,795/x
  3. Step 3: Cross multiply
    584,067x = 806,012.46 × 315,795
  4. Step 4: Simplify right side
    584,067x = 254,534,704,805.70
  5. Step 5: Solve for x
    x = 254,534,704,805.70/584,067
  6. Step 6: Final answer
    x = 435,797.10

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1.5x scale

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.