Home / 997,940.90-1,497,130.05-492,743.90

Finding the Fourth Proportional to 997,940.90, 1,497,130.05 and 492,743.90

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Solution

The fourth proportional to 997,940.90, 1,497,130.05 and 492,743.90 is: 739,223.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,940.90 : 1,497,130.05 = 492,743.90 : x
  2. Step 2: Convert to fraction form
    997,940.90/1,497,130.05 = 492,743.90/x
  3. Step 3: Cross multiply
    997,940.90x = 1,497,130.05 × 492,743.90
  4. Step 4: Simplify right side
    997,940.90x = 737,701,699,644.20
  5. Step 5: Solve for x
    x = 737,701,699,644.20/997,940.90
  6. Step 6: Final answer
    x = 739,223.84

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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.