Home / 994,218.72-1,372,021.34-541,509.72

Finding the Fourth Proportional to 994,218.72, 1,372,021.34 and 541,509.72

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Solution

The fourth proportional to 994,218.72, 1,372,021.34 and 541,509.72 is: 747,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,218.72 : 1,372,021.34 = 541,509.72 : x
  2. Step 2: Convert to fraction form
    994,218.72/1,372,021.34 = 541,509.72/x
  3. Step 3: Cross multiply
    994,218.72x = 1,372,021.34 × 541,509.72
  4. Step 4: Simplify right side
    994,218.72x = 742,962,891,657.43
  5. Step 5: Solve for x
    x = 742,962,891,657.43/994,218.72
  6. Step 6: Final answer
    x = 747,283.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.