Home / 374,927.20-517,406.61-205,172.26

Finding the Fourth Proportional to 374,927.20, 517,406.61 and 205,172.26

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Solution

The fourth proportional to 374,927.20, 517,406.61 and 205,172.26 is: 283,141.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,927.20 : 517,406.61 = 205,172.26 : x
  2. Step 2: Convert to fraction form
    374,927.20/517,406.61 = 205,172.26/x
  3. Step 3: Cross multiply
    374,927.20x = 517,406.61 × 205,172.26
  4. Step 4: Simplify right side
    374,927.20x = 106,157,483,512.64
  5. Step 5: Solve for x
    x = 106,157,483,512.64/374,927.20
  6. Step 6: Final answer
    x = 283,141.59

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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.