Home / 380,290.26-524,800.68-210,524.37

Finding the Fourth Proportional to 380,290.26, 524,800.68 and 210,524.37

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Solution

The fourth proportional to 380,290.26, 524,800.68 and 210,524.37 is: 290,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,290.26 : 524,800.68 = 210,524.37 : x
  2. Step 2: Convert to fraction form
    380,290.26/524,800.68 = 210,524.37/x
  3. Step 3: Cross multiply
    380,290.26x = 524,800.68 × 210,524.37
  4. Step 4: Simplify right side
    380,290.26x = 110,483,332,532.57
  5. Step 5: Solve for x
    x = 110,483,332,532.57/380,290.26
  6. Step 6: Final answer
    x = 290,523.70

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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.