Home / 798,468.40-1,198,577.40-499,286.80

Finding the Fourth Proportional to 798,468.40, 1,198,577.40 and 499,286.80

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Solution

The fourth proportional to 798,468.40, 1,198,577.40 and 499,286.80 is: 749,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,468.40 : 1,198,577.40 = 499,286.80 : x
  2. Step 2: Convert to fraction form
    798,468.40/1,198,577.40 = 499,286.80/x
  3. Step 3: Cross multiply
    798,468.40x = 1,198,577.40 × 499,286.80
  4. Step 4: Simplify right side
    798,468.40x = 598,433,874,598.32
  5. Step 5: Solve for x
    x = 598,433,874,598.32/798,468.40
  6. Step 6: Final answer
    x = 749,477.22

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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.