Home / 885,577.70-1,329,288.32-785,014.58

Finding the Fourth Proportional to 885,577.70, 1,329,288.32 and 785,014.58

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Solution

The fourth proportional to 885,577.70, 1,329,288.32 and 785,014.58 is: 1,178,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,577.70 : 1,329,288.32 = 785,014.58 : x
  2. Step 2: Convert to fraction form
    885,577.70/1,329,288.32 = 785,014.58/x
  3. Step 3: Cross multiply
    885,577.70x = 1,329,288.32 × 785,014.58
  4. Step 4: Simplify right side
    885,577.70x = 1,043,510,707,539.80
  5. Step 5: Solve for x
    x = 1,043,510,707,539.80/885,577.70
  6. Step 6: Final answer
    x = 1,178,338.97

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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.