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Finding the Fourth Proportional to 605,102.80, 906,271.80 and 356,270.80

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Solution

The fourth proportional to 605,102.80, 906,271.80 and 356,270.80 is: 533,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,102.80 : 906,271.80 = 356,270.80 : x
  2. Step 2: Convert to fraction form
    605,102.80/906,271.80 = 356,270.80/x
  3. Step 3: Cross multiply
    605,102.80x = 906,271.80 × 356,270.80
  4. Step 4: Simplify right side
    605,102.80x = 322,878,179,203.44
  5. Step 5: Solve for x
    x = 322,878,179,203.44/605,102.80
  6. Step 6: Final answer
    x = 533,592.27

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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.