Home / 669,073.02-923,321.78-363,149.52

Finding the Fourth Proportional to 669,073.02, 923,321.78 and 363,149.52

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Solution

The fourth proportional to 669,073.02, 923,321.78 and 363,149.52 is: 501,146.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,073.02 : 923,321.78 = 363,149.52 : x
  2. Step 2: Convert to fraction form
    669,073.02/923,321.78 = 363,149.52/x
  3. Step 3: Cross multiply
    669,073.02x = 923,321.78 × 363,149.52
  4. Step 4: Simplify right side
    669,073.02x = 335,303,861,212.55
  5. Step 5: Solve for x
    x = 335,303,861,212.55/669,073.02
  6. Step 6: Final answer
    x = 501,146.89

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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.