Home / 382,491.18-573,814.53-133,192.62

Finding the Fourth Proportional to 382,491.18, 573,814.53 and 133,192.62

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Solution

The fourth proportional to 382,491.18, 573,814.53 and 133,192.62 is: 199,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,491.18 : 573,814.53 = 133,192.62 : x
  2. Step 2: Convert to fraction form
    382,491.18/573,814.53 = 133,192.62/x
  3. Step 3: Cross multiply
    382,491.18x = 573,814.53 × 133,192.62
  4. Step 4: Simplify right side
    382,491.18x = 76,427,860,644.77
  5. Step 5: Solve for x
    x = 76,427,860,644.77/382,491.18
  6. Step 6: Final answer
    x = 199,816.01

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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.