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Finding the Fourth Proportional to 370,273.43, 555,295.29 and 133,585.34

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Solution

The fourth proportional to 370,273.43, 555,295.29 and 133,585.34 is: 200,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,273.43 : 555,295.29 = 133,585.34 : x
  2. Step 2: Convert to fraction form
    370,273.43/555,295.29 = 133,585.34/x
  3. Step 3: Cross multiply
    370,273.43x = 555,295.29 × 133,585.34
  4. Step 4: Simplify right side
    370,273.43x = 74,179,310,115.05
  5. Step 5: Solve for x
    x = 74,179,310,115.05/370,273.43
  6. Step 6: Final answer
    x = 200,336.57

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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.