Home / 344,930.20-517,985.70-187,466.20

Finding the Fourth Proportional to 344,930.20, 517,985.70 and 187,466.20

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Solution

The fourth proportional to 344,930.20, 517,985.70 and 187,466.20 is: 281,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,930.20 : 517,985.70 = 187,466.20 : x
  2. Step 2: Convert to fraction form
    344,930.20/517,985.70 = 187,466.20/x
  3. Step 3: Cross multiply
    344,930.20x = 517,985.70 × 187,466.20
  4. Step 4: Simplify right side
    344,930.20x = 97,104,810,833.34
  5. Step 5: Solve for x
    x = 97,104,810,833.34/344,930.20
  6. Step 6: Final answer
    x = 281,520.18

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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.