Home / 1,050,304.40-1,576,234.20-419,670.80

Finding the Fourth Proportional to 1,050,304.40, 1,576,234.20 and 419,670.80

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Solution

The fourth proportional to 1,050,304.40, 1,576,234.20 and 419,670.80 is: 629,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,304.40 : 1,576,234.20 = 419,670.80 : x
  2. Step 2: Convert to fraction form
    1,050,304.40/1,576,234.20 = 419,670.80/x
  3. Step 3: Cross multiply
    1,050,304.40x = 1,576,234.20 × 419,670.80
  4. Step 4: Simplify right side
    1,050,304.40x = 661,499,467,701.36
  5. Step 5: Solve for x
    x = 661,499,467,701.36/1,050,304.40
  6. Step 6: Final answer
    x = 629,816.91

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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.