Home / 371,524.02-512,698.56-201,759.36

Finding the Fourth Proportional to 371,524.02, 512,698.56 and 201,759.36

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Solution

The fourth proportional to 371,524.02, 512,698.56 and 201,759.36 is: 278,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,524.02 : 512,698.56 = 201,759.36 : x
  2. Step 2: Convert to fraction form
    371,524.02/512,698.56 = 201,759.36/x
  3. Step 3: Cross multiply
    371,524.02x = 512,698.56 × 201,759.36
  4. Step 4: Simplify right side
    371,524.02x = 103,441,733,338.52
  5. Step 5: Solve for x
    x = 103,441,733,338.52/371,524.02
  6. Step 6: Final answer
    x = 278,425.43

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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.