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Finding the Fourth Proportional to 228,592.20, 342,110.70 and 200,598.60

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Solution

The fourth proportional to 228,592.20, 342,110.70 and 200,598.60 is: 300,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,592.20 : 342,110.70 = 200,598.60 : x
  2. Step 2: Convert to fraction form
    228,592.20/342,110.70 = 200,598.60/x
  3. Step 3: Cross multiply
    228,592.20x = 342,110.70 × 200,598.60
  4. Step 4: Simplify right side
    228,592.20x = 68,626,927,465.02
  5. Step 5: Solve for x
    x = 68,626,927,465.02/228,592.20
  6. Step 6: Final answer
    x = 300,215.53

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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.