Home / 996,455.90-1,494,902.55-491,258.90

Finding the Fourth Proportional to 996,455.90, 1,494,902.55 and 491,258.90

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Solution

The fourth proportional to 996,455.90, 1,494,902.55 and 491,258.90 is: 736,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,455.90 : 1,494,902.55 = 491,258.90 : x
  2. Step 2: Convert to fraction form
    996,455.90/1,494,902.55 = 491,258.90/x
  3. Step 3: Cross multiply
    996,455.90x = 1,494,902.55 × 491,258.90
  4. Step 4: Simplify right side
    996,455.90x = 734,384,182,320.20
  5. Step 5: Solve for x
    x = 734,384,182,320.20/996,455.90
  6. Step 6: Final answer
    x = 736,996.17

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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.