Home / 997,935.90-1,497,122.55-492,738.90

Finding the Fourth Proportional to 997,935.90, 1,497,122.55 and 492,738.90

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Solution

The fourth proportional to 997,935.90, 1,497,122.55 and 492,738.90 is: 739,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,935.90 : 1,497,122.55 = 492,738.90 : x
  2. Step 2: Convert to fraction form
    997,935.90/1,497,122.55 = 492,738.90/x
  3. Step 3: Cross multiply
    997,935.90x = 1,497,122.55 × 492,738.90
  4. Step 4: Simplify right side
    997,935.90x = 737,690,518,452.20
  5. Step 5: Solve for x
    x = 737,690,518,452.20/997,935.90
  6. Step 6: Final answer
    x = 739,216.33

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1.5x scale

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.