Home / 626,490.17-939,524.64-227,047.31

Finding the Fourth Proportional to 626,490.17, 939,524.64 and 227,047.31

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Solution

The fourth proportional to 626,490.17, 939,524.64 and 227,047.31 is: 340,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,490.17 : 939,524.64 = 227,047.31 : x
  2. Step 2: Convert to fraction form
    626,490.17/939,524.64 = 227,047.31/x
  3. Step 3: Cross multiply
    626,490.17x = 939,524.64 × 227,047.31
  4. Step 4: Simplify right side
    626,490.17x = 213,316,542,190.72
  5. Step 5: Solve for x
    x = 213,316,542,190.72/626,490.17
  6. Step 6: Final answer
    x = 340,494.64

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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.