Home / 475,720.40-656,524.50-314,292.26

Finding the Fourth Proportional to 475,720.40, 656,524.50 and 314,292.26

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Solution

The fourth proportional to 475,720.40, 656,524.50 and 314,292.26 is: 433,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,720.40 : 656,524.50 = 314,292.26 : x
  2. Step 2: Convert to fraction form
    475,720.40/656,524.50 = 314,292.26/x
  3. Step 3: Cross multiply
    475,720.40x = 656,524.50 × 314,292.26
  4. Step 4: Simplify right side
    475,720.40x = 206,340,568,850.37
  5. Step 5: Solve for x
    x = 206,340,568,850.37/475,720.40
  6. Step 6: Final answer
    x = 433,743.37

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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.