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Finding the Fourth Proportional to 364,260.60, 545,807.70 and 230,902.20

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Solution

The fourth proportional to 364,260.60, 545,807.70 and 230,902.20 is: 345,983.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,260.60 : 545,807.70 = 230,902.20 : x
  2. Step 2: Convert to fraction form
    364,260.60/545,807.70 = 230,902.20/x
  3. Step 3: Cross multiply
    364,260.60x = 545,807.70 × 230,902.20
  4. Step 4: Simplify right side
    364,260.60x = 126,028,198,706.94
  5. Step 5: Solve for x
    x = 126,028,198,706.94/364,260.60
  6. Step 6: Final answer
    x = 345,983.61

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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.