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Finding the Fourth Proportional to 364,933.60, 547,400.40 and 344,266.45

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Solution

The fourth proportional to 364,933.60, 547,400.40 and 344,266.45 is: 516,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,933.60 : 547,400.40 = 344,266.45 : x
  2. Step 2: Convert to fraction form
    364,933.60/547,400.40 = 344,266.45/x
  3. Step 3: Cross multiply
    364,933.60x = 547,400.40 × 344,266.45
  4. Step 4: Simplify right side
    364,933.60x = 188,451,592,436.58
  5. Step 5: Solve for x
    x = 188,451,592,436.58/364,933.60
  6. Step 6: Final answer
    x = 516,399.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.