Home / 365,721.20-504,733.32-210,677.84

Finding the Fourth Proportional to 365,721.20, 504,733.32 and 210,677.84

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Solution

The fourth proportional to 365,721.20, 504,733.32 and 210,677.84 is: 290,757.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,721.20 : 504,733.32 = 210,677.84 : x
  2. Step 2: Convert to fraction form
    365,721.20/504,733.32 = 210,677.84/x
  3. Step 3: Cross multiply
    365,721.20x = 504,733.32 × 210,677.84
  4. Step 4: Simplify right side
    365,721.20x = 106,336,125,633.63
  5. Step 5: Solve for x
    x = 106,336,125,633.63/365,721.20
  6. Step 6: Final answer
    x = 290,757.35

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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.