Home / 569,822.16-855,153.20-270,303.60

Finding the Fourth Proportional to 569,822.16, 855,153.20 and 270,303.60

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Solution

The fourth proportional to 569,822.16, 855,153.20 and 270,303.60 is: 405,654.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,822.16 : 855,153.20 = 270,303.60 : x
  2. Step 2: Convert to fraction form
    569,822.16/855,153.20 = 270,303.60/x
  3. Step 3: Cross multiply
    569,822.16x = 855,153.20 × 270,303.60
  4. Step 4: Simplify right side
    569,822.16x = 231,150,988,511.52
  5. Step 5: Solve for x
    x = 231,150,988,511.52/569,822.16
  6. Step 6: Final answer
    x = 405,654.61

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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.