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Finding the Fourth Proportional to 336,002.40, 503,679.60 and 193,701.60

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Solution

The fourth proportional to 336,002.40, 503,679.60 and 193,701.60 is: 290,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,002.40 : 503,679.60 = 193,701.60 : x
  2. Step 2: Convert to fraction form
    336,002.40/503,679.60 = 193,701.60/x
  3. Step 3: Cross multiply
    336,002.40x = 503,679.60 × 193,701.60
  4. Step 4: Simplify right side
    336,002.40x = 97,563,544,407.36
  5. Step 5: Solve for x
    x = 97,563,544,407.36/336,002.40
  6. Step 6: Final answer
    x = 290,365.62

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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.