Home / 375,378.03-518,028.48-205,601.22

Finding the Fourth Proportional to 375,378.03, 518,028.48 and 205,601.22

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Solution

The fourth proportional to 375,378.03, 518,028.48 and 205,601.22 is: 283,733.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,378.03 : 518,028.48 = 205,601.22 : x
  2. Step 2: Convert to fraction form
    375,378.03/518,028.48 = 205,601.22/x
  3. Step 3: Cross multiply
    375,378.03x = 518,028.48 × 205,601.22
  4. Step 4: Simplify right side
    375,378.03x = 106,507,287,482.75
  5. Step 5: Solve for x
    x = 106,507,287,482.75/375,378.03
  6. Step 6: Final answer
    x = 283,733.41

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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.