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Finding the Fourth Proportional to 701,858.72, 967,687.28 and 585,739.36

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Solution

The fourth proportional to 701,858.72, 967,687.28 and 585,739.36 is: 807,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,858.72 : 967,687.28 = 585,739.36 : x
  2. Step 2: Convert to fraction form
    701,858.72/967,687.28 = 585,739.36/x
  3. Step 3: Cross multiply
    701,858.72x = 967,687.28 × 585,739.36
  4. Step 4: Simplify right side
    701,858.72x = 566,812,528,067.34
  5. Step 5: Solve for x
    x = 566,812,528,067.34/701,858.72
  6. Step 6: Final answer
    x = 807,587.78

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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.