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Finding the Fourth Proportional to 583,640.37, 875,854.35 and 228,610.08

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Solution

The fourth proportional to 583,640.37, 875,854.35 and 228,610.08 is: 343,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,640.37 : 875,854.35 = 228,610.08 : x
  2. Step 2: Convert to fraction form
    583,640.37/875,854.35 = 228,610.08/x
  3. Step 3: Cross multiply
    583,640.37x = 875,854.35 × 228,610.08
  4. Step 4: Simplify right side
    583,640.37x = 200,229,133,021.85
  5. Step 5: Solve for x
    x = 200,229,133,021.85/583,640.37
  6. Step 6: Final answer
    x = 343,069.37

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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.