Home / 779,949.96-1,169,177.55-330,051.94

Finding the Fourth Proportional to 779,949.96, 1,169,177.55 and 330,051.94

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Solution

The fourth proportional to 779,949.96, 1,169,177.55 and 330,051.94 is: 494,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,949.96 : 1,169,177.55 = 330,051.94 : x
  2. Step 2: Convert to fraction form
    779,949.96/1,169,177.55 = 330,051.94/x
  3. Step 3: Cross multiply
    779,949.96x = 1,169,177.55 × 330,051.94
  4. Step 4: Simplify right side
    779,949.96x = 385,889,318,581.95
  5. Step 5: Solve for x
    x = 385,889,318,581.95/779,949.96
  6. Step 6: Final answer
    x = 494,761.64

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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.