Home / 997,975.23-1,377,204.70-539,089.69

Finding the Fourth Proportional to 997,975.23, 1,377,204.70 and 539,089.69

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Solution

The fourth proportional to 997,975.23, 1,377,204.70 and 539,089.69 is: 743,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,975.23 : 1,377,204.70 = 539,089.69 : x
  2. Step 2: Convert to fraction form
    997,975.23/1,377,204.70 = 539,089.69/x
  3. Step 3: Cross multiply
    997,975.23x = 1,377,204.70 × 539,089.69
  4. Step 4: Simplify right side
    997,975.23x = 742,436,857,044.74
  5. Step 5: Solve for x
    x = 742,436,857,044.74/997,975.23
  6. Step 6: Final answer
    x = 743,943.17

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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.