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Finding the Fourth Proportional to 367,383.75, 507,228.66 and 224,226.78

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Solution

The fourth proportional to 367,383.75, 507,228.66 and 224,226.78 is: 309,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,383.75 : 507,228.66 = 224,226.78 : x
  2. Step 2: Convert to fraction form
    367,383.75/507,228.66 = 224,226.78/x
  3. Step 3: Cross multiply
    367,383.75x = 507,228.66 × 224,226.78
  4. Step 4: Simplify right side
    367,383.75x = 113,734,249,155.52
  5. Step 5: Solve for x
    x = 113,734,249,155.52/367,383.75
  6. Step 6: Final answer
    x = 309,578.88

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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.