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Finding the Fourth Proportional to 337,290.78, 464,670.90 and 235,130.61

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Solution

The fourth proportional to 337,290.78, 464,670.90 and 235,130.61 is: 323,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,290.78 : 464,670.90 = 235,130.61 : x
  2. Step 2: Convert to fraction form
    337,290.78/464,670.90 = 235,130.61/x
  3. Step 3: Cross multiply
    337,290.78x = 464,670.90 × 235,130.61
  4. Step 4: Simplify right side
    337,290.78x = 109,258,352,166.25
  5. Step 5: Solve for x
    x = 109,258,352,166.25/337,290.78
  6. Step 6: Final answer
    x = 323,929.26

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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.