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Finding the Fourth Proportional to 228,704.60, 343,030.93 and 60,238.11

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Solution

The fourth proportional to 228,704.60, 343,030.93 and 60,238.11 is: 90,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,704.60 : 343,030.93 = 60,238.11 : x
  2. Step 2: Convert to fraction form
    228,704.60/343,030.93 = 60,238.11/x
  3. Step 3: Cross multiply
    228,704.60x = 343,030.93 × 60,238.11
  4. Step 4: Simplify right side
    228,704.60x = 20,663,533,475.03
  5. Step 5: Solve for x
    x = 20,663,533,475.03/228,704.60
  6. Step 6: Final answer
    x = 90,350.32

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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.