Home / 366,445.94-505,748.82-205,311.89

Finding the Fourth Proportional to 366,445.94, 505,748.82 and 205,311.89

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Solution

The fourth proportional to 366,445.94, 505,748.82 and 205,311.89 is: 283,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,445.94 : 505,748.82 = 205,311.89 : x
  2. Step 2: Convert to fraction form
    366,445.94/505,748.82 = 205,311.89/x
  3. Step 3: Cross multiply
    366,445.94x = 505,748.82 × 205,311.89
  4. Step 4: Simplify right side
    366,445.94x = 103,836,248,133.76
  5. Step 5: Solve for x
    x = 103,836,248,133.76/366,445.94
  6. Step 6: Final answer
    x = 283,360.35

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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.