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Finding the Fourth Proportional to 367,759.89, 507,391.98 and 224,448.21

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Solution

The fourth proportional to 367,759.89, 507,391.98 and 224,448.21 is: 309,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,759.89 : 507,391.98 = 224,448.21 : x
  2. Step 2: Convert to fraction form
    367,759.89/507,391.98 = 224,448.21/x
  3. Step 3: Cross multiply
    367,759.89x = 507,391.98 × 224,448.21
  4. Step 4: Simplify right side
    367,759.89x = 113,883,221,679.36
  5. Step 5: Solve for x
    x = 113,883,221,679.36/367,759.89
  6. Step 6: Final answer
    x = 309,667.33

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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.