Home / 798,143.40-1,197,272.70-481,919.40

Finding the Fourth Proportional to 798,143.40, 1,197,272.70 and 481,919.40

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Solution

The fourth proportional to 798,143.40, 1,197,272.70 and 481,919.40 is: 722,913.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,143.40 : 1,197,272.70 = 481,919.40 : x
  2. Step 2: Convert to fraction form
    798,143.40/1,197,272.70 = 481,919.40/x
  3. Step 3: Cross multiply
    798,143.40x = 1,197,272.70 × 481,919.40
  4. Step 4: Simplify right side
    798,143.40x = 576,988,941,220.38
  5. Step 5: Solve for x
    x = 576,988,941,220.38/798,143.40
  6. Step 6: Final answer
    x = 722,913.88

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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.