Home / 413,223.82-570,205.07-231,955.69

Finding the Fourth Proportional to 413,223.82, 570,205.07 and 231,955.69

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Solution

The fourth proportional to 413,223.82, 570,205.07 and 231,955.69 is: 320,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,223.82 : 570,205.07 = 231,955.69 : x
  2. Step 2: Convert to fraction form
    413,223.82/570,205.07 = 231,955.69/x
  3. Step 3: Cross multiply
    413,223.82x = 570,205.07 × 231,955.69
  4. Step 4: Simplify right side
    413,223.82x = 132,262,309,293.57
  5. Step 5: Solve for x
    x = 132,262,309,293.57/413,223.82
  6. Step 6: Final answer
    x = 320,074.26

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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.