Home / 898,163.40-1,345,276.80-798,436.20

Finding the Fourth Proportional to 898,163.40, 1,345,276.80 and 798,436.20

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Solution

The fourth proportional to 898,163.40, 1,345,276.80 and 798,436.20 is: 1,195,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,163.40 : 1,345,276.80 = 798,436.20 : x
  2. Step 2: Convert to fraction form
    898,163.40/1,345,276.80 = 798,436.20/x
  3. Step 3: Cross multiply
    898,163.40x = 1,345,276.80 × 798,436.20
  4. Step 4: Simplify right side
    898,163.40x = 1,074,117,696,140.16
  5. Step 5: Solve for x
    x = 1,074,117,696,140.16/898,163.40
  6. Step 6: Final answer
    x = 1,195,904.55

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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.