Home / 910,246.80-1,365,370.20-805,270.80

Finding the Fourth Proportional to 910,246.80, 1,365,370.20 and 805,270.80

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Solution

The fourth proportional to 910,246.80, 1,365,370.20 and 805,270.80 is: 1,207,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,246.80 : 1,365,370.20 = 805,270.80 : x
  2. Step 2: Convert to fraction form
    910,246.80/1,365,370.20 = 805,270.80/x
  3. Step 3: Cross multiply
    910,246.80x = 1,365,370.20 × 805,270.80
  4. Step 4: Simplify right side
    910,246.80x = 1,099,492,753,250.16
  5. Step 5: Solve for x
    x = 1,099,492,753,250.16/910,246.80
  6. Step 6: Final answer
    x = 1,207,906.20

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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.