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Finding the Fourth Proportional to 567,628.52, 851,387.49 and 230,689.37

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Solution

The fourth proportional to 567,628.52, 851,387.49 and 230,689.37 is: 346,011.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,628.52 : 851,387.49 = 230,689.37 : x
  2. Step 2: Convert to fraction form
    567,628.52/851,387.49 = 230,689.37/x
  3. Step 3: Cross multiply
    567,628.52x = 851,387.49 × 230,689.37
  4. Step 4: Simplify right side
    567,628.52x = 196,406,045,822.45
  5. Step 5: Solve for x
    x = 196,406,045,822.45/567,628.52
  6. Step 6: Final answer
    x = 346,011.59

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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.