Home / 382,475.22-527,799.52-210,382.27

Finding the Fourth Proportional to 382,475.22, 527,799.52 and 210,382.27

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Solution

The fourth proportional to 382,475.22, 527,799.52 and 210,382.27 is: 290,318.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,475.22 : 527,799.52 = 210,382.27 : x
  2. Step 2: Convert to fraction form
    382,475.22/527,799.52 = 210,382.27/x
  3. Step 3: Cross multiply
    382,475.22x = 527,799.52 × 210,382.27
  4. Step 4: Simplify right side
    382,475.22x = 111,039,661,122.51
  5. Step 5: Solve for x
    x = 111,039,661,122.51/382,475.22
  6. Step 6: Final answer
    x = 290,318.58

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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.