Home / 768,238.48-1,151,988.90-363,093.22

Finding the Fourth Proportional to 768,238.48, 1,151,988.90 and 363,093.22

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Solution

The fourth proportional to 768,238.48, 1,151,988.90 and 363,093.22 is: 544,465.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,238.48 : 1,151,988.90 = 363,093.22 : x
  2. Step 2: Convert to fraction form
    768,238.48/1,151,988.90 = 363,093.22/x
  3. Step 3: Cross multiply
    768,238.48x = 1,151,988.90 × 363,093.22
  4. Step 4: Simplify right side
    768,238.48x = 418,279,359,105.26
  5. Step 5: Solve for x
    x = 418,279,359,105.26/768,238.48
  6. Step 6: Final answer
    x = 544,465.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.