Home / 797,986.72-1,197,175.20-265,506.40

Finding the Fourth Proportional to 797,986.72, 1,197,175.20 and 265,506.40

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Solution

The fourth proportional to 797,986.72, 1,197,175.20 and 265,506.40 is: 398,324.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,986.72 : 1,197,175.20 = 265,506.40 : x
  2. Step 2: Convert to fraction form
    797,986.72/1,197,175.20 = 265,506.40/x
  3. Step 3: Cross multiply
    797,986.72x = 1,197,175.20 × 265,506.40
  4. Step 4: Simplify right side
    797,986.72x = 317,857,677,521.28
  5. Step 5: Solve for x
    x = 317,857,677,521.28/797,986.72
  6. Step 6: Final answer
    x = 398,324.52

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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.