Home / 374,852.72-517,309.67-205,086.85

Finding the Fourth Proportional to 374,852.72, 517,309.67 and 205,086.85

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Solution

The fourth proportional to 374,852.72, 517,309.67 and 205,086.85 is: 283,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,852.72 : 517,309.67 = 205,086.85 : x
  2. Step 2: Convert to fraction form
    374,852.72/517,309.67 = 205,086.85/x
  3. Step 3: Cross multiply
    374,852.72x = 517,309.67 × 205,086.85
  4. Step 4: Simplify right side
    374,852.72x = 106,093,409,914.28
  5. Step 5: Solve for x
    x = 106,093,409,914.28/374,852.72
  6. Step 6: Final answer
    x = 283,026.92

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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.