Home / 798,850.16-1,102,420.68-454,669.20

Finding the Fourth Proportional to 798,850.16, 1,102,420.68 and 454,669.20

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Solution

The fourth proportional to 798,850.16, 1,102,420.68 and 454,669.20 is: 627,447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,850.16 : 1,102,420.68 = 454,669.20 : x
  2. Step 2: Convert to fraction form
    798,850.16/1,102,420.68 = 454,669.20/x
  3. Step 3: Cross multiply
    798,850.16x = 1,102,420.68 × 454,669.20
  4. Step 4: Simplify right side
    798,850.16x = 501,236,728,639.06
  5. Step 5: Solve for x
    x = 501,236,728,639.06/798,850.16
  6. Step 6: Final answer
    x = 627,447.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.