Home / 997,951.04-1,377,172.94-539,065.59

Finding the Fourth Proportional to 997,951.04, 1,377,172.94 and 539,065.59

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Solution

The fourth proportional to 997,951.04, 1,377,172.94 and 539,065.59 is: 743,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,951.04 : 1,377,172.94 = 539,065.59 : x
  2. Step 2: Convert to fraction form
    997,951.04/1,377,172.94 = 539,065.59/x
  3. Step 3: Cross multiply
    997,951.04x = 1,377,172.94 × 539,065.59
  4. Step 4: Simplify right side
    997,951.04x = 742,386,540,737.81
  5. Step 5: Solve for x
    x = 742,386,540,737.81/997,951.04
  6. Step 6: Final answer
    x = 743,910.79

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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.