Home / 997,258.90-1,494,904.20-491,405.80

Finding the Fourth Proportional to 997,258.90, 1,494,904.20 and 491,405.80

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Solution

The fourth proportional to 997,258.90, 1,494,904.20 and 491,405.80 is: 736,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,258.90 : 1,494,904.20 = 491,405.80 : x
  2. Step 2: Convert to fraction form
    997,258.90/1,494,904.20 = 491,405.80/x
  3. Step 3: Cross multiply
    997,258.90x = 1,494,904.20 × 491,405.80
  4. Step 4: Simplify right side
    997,258.90x = 734,604,594,324.36
  5. Step 5: Solve for x
    x = 734,604,594,324.36/997,258.90
  6. Step 6: Final answer
    x = 736,623.75

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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.