Home / 728,010.48-1,092,018.51-222,569.49

Finding the Fourth Proportional to 728,010.48, 1,092,018.51 and 222,569.49

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Solution

The fourth proportional to 728,010.48, 1,092,018.51 and 222,569.49 is: 333,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,010.48 : 1,092,018.51 = 222,569.49 : x
  2. Step 2: Convert to fraction form
    728,010.48/1,092,018.51 = 222,569.49/x
  3. Step 3: Cross multiply
    728,010.48x = 1,092,018.51 × 222,569.49
  4. Step 4: Simplify right side
    728,010.48x = 243,050,002,841.26
  5. Step 5: Solve for x
    x = 243,050,002,841.26/728,010.48
  6. Step 6: Final answer
    x = 333,855.09

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.