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Finding the Fourth Proportional to 557,274.48, 835,802.91 and 178,093.50

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Solution

The fourth proportional to 557,274.48, 835,802.91 and 178,093.50 is: 267,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,274.48 : 835,802.91 = 178,093.50 : x
  2. Step 2: Convert to fraction form
    557,274.48/835,802.91 = 178,093.50/x
  3. Step 3: Cross multiply
    557,274.48x = 835,802.91 × 178,093.50
  4. Step 4: Simplify right side
    557,274.48x = 148,851,065,552.09
  5. Step 5: Solve for x
    x = 148,851,065,552.09/557,274.48
  6. Step 6: Final answer
    x = 267,105.48

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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.