Home / 997,950.66-1,377,172.42-539,065.21

Finding the Fourth Proportional to 997,950.66, 1,377,172.42 and 539,065.21

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Solution

The fourth proportional to 997,950.66, 1,377,172.42 and 539,065.21 is: 743,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,950.66 : 1,377,172.42 = 539,065.21 : x
  2. Step 2: Convert to fraction form
    997,950.66/1,377,172.42 = 539,065.21/x
  3. Step 3: Cross multiply
    997,950.66x = 1,377,172.42 × 539,065.21
  4. Step 4: Simplify right side
    997,950.66x = 742,385,735,002.91
  5. Step 5: Solve for x
    x = 742,385,735,002.91/997,950.66
  6. Step 6: Final answer
    x = 743,910.26

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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.