Home / 603,021.03-832,136.54-334,731.75

Finding the Fourth Proportional to 603,021.03, 832,136.54 and 334,731.75

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Solution

The fourth proportional to 603,021.03, 832,136.54 and 334,731.75 is: 461,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,021.03 : 832,136.54 = 334,731.75 : x
  2. Step 2: Convert to fraction form
    603,021.03/832,136.54 = 334,731.75/x
  3. Step 3: Cross multiply
    603,021.03x = 832,136.54 × 334,731.75
  4. Step 4: Simplify right side
    603,021.03x = 278,542,518,599.49
  5. Step 5: Solve for x
    x = 278,542,518,599.49/603,021.03
  6. Step 6: Final answer
    x = 461,911.78

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Why These Related Problems?

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