Home / 547,822.12-755,951.44-302,796.56

Finding the Fourth Proportional to 547,822.12, 755,951.44 and 302,796.56

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Solution

The fourth proportional to 547,822.12, 755,951.44 and 302,796.56 is: 417,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,822.12 : 755,951.44 = 302,796.56 : x
  2. Step 2: Convert to fraction form
    547,822.12/755,951.44 = 302,796.56/x
  3. Step 3: Cross multiply
    547,822.12x = 755,951.44 × 302,796.56
  4. Step 4: Simplify right side
    547,822.12x = 228,899,495,559.05
  5. Step 5: Solve for x
    x = 228,899,495,559.05/547,822.12
  6. Step 6: Final answer
    x = 417,835.44

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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.