Home / 996,455.40-1,494,901.80-491,258.40

Finding the Fourth Proportional to 996,455.40, 1,494,901.80 and 491,258.40

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Solution

The fourth proportional to 996,455.40, 1,494,901.80 and 491,258.40 is: 736,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,455.40 : 1,494,901.80 = 491,258.40 : x
  2. Step 2: Convert to fraction form
    996,455.40/1,494,901.80 = 491,258.40/x
  3. Step 3: Cross multiply
    996,455.40x = 1,494,901.80 × 491,258.40
  4. Step 4: Simplify right side
    996,455.40x = 734,383,066,425.12
  5. Step 5: Solve for x
    x = 734,383,066,425.12/996,455.40
  6. Step 6: Final answer
    x = 736,995.42

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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.