Home / 798,297.80-1,197,613.10-265,984.20

Finding the Fourth Proportional to 798,297.80, 1,197,613.10 and 265,984.20

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Solution

The fourth proportional to 798,297.80, 1,197,613.10 and 265,984.20 is: 399,031.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,297.80 : 1,197,613.10 = 265,984.20 : x
  2. Step 2: Convert to fraction form
    798,297.80/1,197,613.10 = 265,984.20/x
  3. Step 3: Cross multiply
    798,297.80x = 1,197,613.10 × 265,984.20
  4. Step 4: Simplify right side
    798,297.80x = 318,546,162,313.02
  5. Step 5: Solve for x
    x = 318,546,162,313.02/798,297.80
  6. Step 6: Final answer
    x = 399,031.74

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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.