Home / 603,217.53-904,825.79-153,938.48

Finding the Fourth Proportional to 603,217.53, 904,825.79 and 153,938.48

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Solution

The fourth proportional to 603,217.53, 904,825.79 and 153,938.48 is: 230,907.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,217.53 : 904,825.79 = 153,938.48 : x
  2. Step 2: Convert to fraction form
    603,217.53/904,825.79 = 153,938.48/x
  3. Step 3: Cross multiply
    603,217.53x = 904,825.79 × 153,938.48
  4. Step 4: Simplify right side
    603,217.53x = 139,287,502,060.85
  5. Step 5: Solve for x
    x = 139,287,502,060.85/603,217.53
  6. Step 6: Final answer
    x = 230,907.58

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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.