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Finding the Fourth Proportional to 557,175.74, 835,764.53 and 178,127.03

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Solution

The fourth proportional to 557,175.74, 835,764.53 and 178,127.03 is: 267,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,175.74 : 835,764.53 = 178,127.03 : x
  2. Step 2: Convert to fraction form
    557,175.74/835,764.53 = 178,127.03/x
  3. Step 3: Cross multiply
    557,175.74x = 835,764.53 × 178,127.03
  4. Step 4: Simplify right side
    557,175.74x = 148,872,254,707.02
  5. Step 5: Solve for x
    x = 148,872,254,707.02/557,175.74
  6. Step 6: Final answer
    x = 267,190.84

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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.