Home / 413,816.31-620,611.18-114,225.27

Finding the Fourth Proportional to 413,816.31, 620,611.18 and 114,225.27

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Solution

The fourth proportional to 413,816.31, 620,611.18 and 114,225.27 is: 171,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,816.31 : 620,611.18 = 114,225.27 : x
  2. Step 2: Convert to fraction form
    413,816.31/620,611.18 = 114,225.27/x
  3. Step 3: Cross multiply
    413,816.31x = 620,611.18 × 114,225.27
  4. Step 4: Simplify right side
    413,816.31x = 70,889,475,926.34
  5. Step 5: Solve for x
    x = 70,889,475,926.34/413,816.31
  6. Step 6: Final answer
    x = 171,306.63

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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.