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Finding the Fourth Proportional to 228,410.70, 342,324.45 and 175,558.20

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Solution

The fourth proportional to 228,410.70, 342,324.45 and 175,558.20 is: 263,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,410.70 : 342,324.45 = 175,558.20 : x
  2. Step 2: Convert to fraction form
    228,410.70/342,324.45 = 175,558.20/x
  3. Step 3: Cross multiply
    228,410.70x = 342,324.45 × 175,558.20
  4. Step 4: Simplify right side
    228,410.70x = 60,097,864,257.99
  5. Step 5: Solve for x
    x = 60,097,864,257.99/228,410.70
  6. Step 6: Final answer
    x = 263,113.17

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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.