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Finding the Fourth Proportional to 335,599.60, 503,399.40 and 322,697.20

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Solution

The fourth proportional to 335,599.60, 503,399.40 and 322,697.20 is: 484,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,599.60 : 503,399.40 = 322,697.20 : x
  2. Step 2: Convert to fraction form
    335,599.60/503,399.40 = 322,697.20/x
  3. Step 3: Cross multiply
    335,599.60x = 503,399.40 × 322,697.20
  4. Step 4: Simplify right side
    335,599.60x = 162,445,576,861.68
  5. Step 5: Solve for x
    x = 162,445,576,861.68/335,599.60
  6. Step 6: Final answer
    x = 484,045.80

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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.