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Finding the Fourth Proportional to 580,097.34, 870,169.65 and 276,335.37

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Solution

The fourth proportional to 580,097.34, 870,169.65 and 276,335.37 is: 414,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,097.34 : 870,169.65 = 276,335.37 : x
  2. Step 2: Convert to fraction form
    580,097.34/870,169.65 = 276,335.37/x
  3. Step 3: Cross multiply
    580,097.34x = 870,169.65 × 276,335.37
  4. Step 4: Simplify right side
    580,097.34x = 240,458,652,195.52
  5. Step 5: Solve for x
    x = 240,458,652,195.52/580,097.34
  6. Step 6: Final answer
    x = 414,514.32

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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.