Home / 403,795.50-557,249.32-224,959.02

Finding the Fourth Proportional to 403,795.50, 557,249.32 and 224,959.02

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Solution

The fourth proportional to 403,795.50, 557,249.32 and 224,959.02 is: 310,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,795.50 : 557,249.32 = 224,959.02 : x
  2. Step 2: Convert to fraction form
    403,795.50/557,249.32 = 224,959.02/x
  3. Step 3: Cross multiply
    403,795.50x = 557,249.32 × 224,959.02
  4. Step 4: Simplify right side
    403,795.50x = 125,358,260,922.87
  5. Step 5: Solve for x
    x = 125,358,260,922.87/403,795.50
  6. Step 6: Final answer
    x = 310,449.87

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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.