Home / 798,368.40-1,198,135.80-532,040.40

Finding the Fourth Proportional to 798,368.40, 1,198,135.80 and 532,040.40

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Solution

The fourth proportional to 798,368.40, 1,198,135.80 and 532,040.40 is: 798,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,368.40 : 1,198,135.80 = 532,040.40 : x
  2. Step 2: Convert to fraction form
    798,368.40/1,198,135.80 = 532,040.40/x
  3. Step 3: Cross multiply
    798,368.40x = 1,198,135.80 × 532,040.40
  4. Step 4: Simplify right side
    798,368.40x = 637,456,650,286.32
  5. Step 5: Solve for x
    x = 637,456,650,286.32/798,368.40
  6. Step 6: Final answer
    x = 798,449.25

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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.