Home / 389,512.08-584,209.54-123,237.94

Finding the Fourth Proportional to 389,512.08, 584,209.54 and 123,237.94

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Solution

The fourth proportional to 389,512.08, 584,209.54 and 123,237.94 is: 184,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,512.08 : 584,209.54 = 123,237.94 : x
  2. Step 2: Convert to fraction form
    389,512.08/584,209.54 = 123,237.94/x
  3. Step 3: Cross multiply
    389,512.08x = 584,209.54 × 123,237.94
  4. Step 4: Simplify right side
    389,512.08x = 71,996,780,237.95
  5. Step 5: Solve for x
    x = 71,996,780,237.95/389,512.08
  6. Step 6: Final answer
    x = 184,838.38

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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.