Home / 475,897.02-713,619.45-276,278.46

Finding the Fourth Proportional to 475,897.02, 713,619.45 and 276,278.46

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Solution

The fourth proportional to 475,897.02, 713,619.45 and 276,278.46 is: 414,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,897.02 : 713,619.45 = 276,278.46 : x
  2. Step 2: Convert to fraction form
    475,897.02/713,619.45 = 276,278.46/x
  3. Step 3: Cross multiply
    475,897.02x = 713,619.45 × 276,278.46
  4. Step 4: Simplify right side
    475,897.02x = 197,157,682,672.05
  5. Step 5: Solve for x
    x = 197,157,682,672.05/475,897.02
  6. Step 6: Final answer
    x = 414,286.44

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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.