Home / 851,718.30-1,277,577.45-810,246.30

Finding the Fourth Proportional to 851,718.30, 1,277,577.45 and 810,246.30

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Solution

The fourth proportional to 851,718.30, 1,277,577.45 and 810,246.30 is: 1,215,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,718.30 : 1,277,577.45 = 810,246.30 : x
  2. Step 2: Convert to fraction form
    851,718.30/1,277,577.45 = 810,246.30/x
  3. Step 3: Cross multiply
    851,718.30x = 1,277,577.45 × 810,246.30
  4. Step 4: Simplify right side
    851,718.30x = 1,035,152,401,825.94
  5. Step 5: Solve for x
    x = 1,035,152,401,825.94/851,718.30
  6. Step 6: Final answer
    x = 1,215,369.45

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Similar ratio
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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.