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Finding the Fourth Proportional to 370,289.92, 510,999.32 and 200,523.52

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Solution

The fourth proportional to 370,289.92, 510,999.32 and 200,523.52 is: 276,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,289.92 : 510,999.32 = 200,523.52 : x
  2. Step 2: Convert to fraction form
    370,289.92/510,999.32 = 200,523.52/x
  3. Step 3: Cross multiply
    370,289.92x = 510,999.32 × 200,523.52
  4. Step 4: Simplify right side
    370,289.92x = 102,467,382,364.01
  5. Step 5: Solve for x
    x = 102,467,382,364.01/370,289.92
  6. Step 6: Final answer
    x = 276,722.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.