Home / 807,081.40-1,210,618.86-246,114.28

Finding the Fourth Proportional to 807,081.40, 1,210,618.86 and 246,114.28

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Solution

The fourth proportional to 807,081.40, 1,210,618.86 and 246,114.28 is: 369,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,081.40 : 1,210,618.86 = 246,114.28 : x
  2. Step 2: Convert to fraction form
    807,081.40/1,210,618.86 = 246,114.28/x
  3. Step 3: Cross multiply
    807,081.40x = 1,210,618.86 × 246,114.28
  4. Step 4: Simplify right side
    807,081.40x = 297,950,589,083.32
  5. Step 5: Solve for x
    x = 297,950,589,083.32/807,081.40
  6. Step 6: Final answer
    x = 369,170.43

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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.