Home / 794,154.67-1,191,454.35-321,172.18

Finding the Fourth Proportional to 794,154.67, 1,191,454.35 and 321,172.18

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Solution

The fourth proportional to 794,154.67, 1,191,454.35 and 321,172.18 is: 481,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,154.67 : 1,191,454.35 = 321,172.18 : x
  2. Step 2: Convert to fraction form
    794,154.67/1,191,454.35 = 321,172.18/x
  3. Step 3: Cross multiply
    794,154.67x = 1,191,454.35 × 321,172.18
  4. Step 4: Simplify right side
    794,154.67x = 382,661,990,959.98
  5. Step 5: Solve for x
    x = 382,661,990,959.98/794,154.67
  6. Step 6: Final answer
    x = 481,848.19

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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.