Home / 403,552.48-556,902.39-222,262.87

Finding the Fourth Proportional to 403,552.48, 556,902.39 and 222,262.87

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Solution

The fourth proportional to 403,552.48, 556,902.39 and 222,262.87 is: 306,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,552.48 : 556,902.39 = 222,262.87 : x
  2. Step 2: Convert to fraction form
    403,552.48/556,902.39 = 222,262.87/x
  3. Step 3: Cross multiply
    403,552.48x = 556,902.39 × 222,262.87
  4. Step 4: Simplify right side
    403,552.48x = 123,778,723,511.26
  5. Step 5: Solve for x
    x = 123,778,723,511.26/403,552.48
  6. Step 6: Final answer
    x = 306,722.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.