Home / 350,788.88-483,427.28-253,828.64

Finding the Fourth Proportional to 350,788.88, 483,427.28 and 253,828.64

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Solution

The fourth proportional to 350,788.88, 483,427.28 and 253,828.64 is: 349,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,788.88 : 483,427.28 = 253,828.64 : x
  2. Step 2: Convert to fraction form
    350,788.88/483,427.28 = 253,828.64/x
  3. Step 3: Cross multiply
    350,788.88x = 483,427.28 × 253,828.64
  4. Step 4: Simplify right side
    350,788.88x = 122,707,689,021.30
  5. Step 5: Solve for x
    x = 122,707,689,021.30/350,788.88
  6. Step 6: Final answer
    x = 349,804.96

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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.