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Finding the Fourth Proportional to 605,364.60, 906,297.30 and 369,168.60

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Solution

The fourth proportional to 605,364.60, 906,297.30 and 369,168.60 is: 552,685.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,364.60 : 906,297.30 = 369,168.60 : x
  2. Step 2: Convert to fraction form
    605,364.60/906,297.30 = 369,168.60/x
  3. Step 3: Cross multiply
    605,364.60x = 906,297.30 × 369,168.60
  4. Step 4: Simplify right side
    605,364.60x = 334,576,505,424.78
  5. Step 5: Solve for x
    x = 334,576,505,424.78/605,364.60
  6. Step 6: Final answer
    x = 552,685.94

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1.5x scale

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.