Home / 662,110.20-993,165.30-346,663.80

Finding the Fourth Proportional to 662,110.20, 993,165.30 and 346,663.80

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Solution

The fourth proportional to 662,110.20, 993,165.30 and 346,663.80 is: 519,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,110.20 : 993,165.30 = 346,663.80 : x
  2. Step 2: Convert to fraction form
    662,110.20/993,165.30 = 346,663.80/x
  3. Step 3: Cross multiply
    662,110.20x = 993,165.30 × 346,663.80
  4. Step 4: Simplify right side
    662,110.20x = 344,294,456,926.14
  5. Step 5: Solve for x
    x = 344,294,456,926.14/662,110.20
  6. Step 6: Final answer
    x = 519,995.70

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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.