Home / 870,339.93-1,306,982.06-567,248.86

Finding the Fourth Proportional to 870,339.93, 1,306,982.06 and 567,248.86

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Solution

The fourth proportional to 870,339.93, 1,306,982.06 and 567,248.86 is: 851,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,339.93 : 1,306,982.06 = 567,248.86 : x
  2. Step 2: Convert to fraction form
    870,339.93/1,306,982.06 = 567,248.86/x
  3. Step 3: Cross multiply
    870,339.93x = 1,306,982.06 × 567,248.86
  4. Step 4: Simplify right side
    870,339.93x = 741,384,083,575.45
  5. Step 5: Solve for x
    x = 741,384,083,575.45/870,339.93
  6. Step 6: Final answer
    x = 851,832.78

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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.