Home / 997,898.05-1,377,099.87-539,012.62

Finding the Fourth Proportional to 997,898.05, 1,377,099.87 and 539,012.62

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Solution

The fourth proportional to 997,898.05, 1,377,099.87 and 539,012.62 is: 743,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,898.05 : 1,377,099.87 = 539,012.62 : x
  2. Step 2: Convert to fraction form
    997,898.05/1,377,099.87 = 539,012.62/x
  3. Step 3: Cross multiply
    997,898.05x = 1,377,099.87 × 539,012.62
  4. Step 4: Simplify right side
    997,898.05x = 742,274,208,930.36
  5. Step 5: Solve for x
    x = 742,274,208,930.36/997,898.05
  6. Step 6: Final answer
    x = 743,837.72

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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.