Home / 779,654.66-1,169,580.36-274,096.82

Finding the Fourth Proportional to 779,654.66, 1,169,580.36 and 274,096.82

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Solution

The fourth proportional to 779,654.66, 1,169,580.36 and 274,096.82 is: 411,179.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,654.66 : 1,169,580.36 = 274,096.82 : x
  2. Step 2: Convert to fraction form
    779,654.66/1,169,580.36 = 274,096.82/x
  3. Step 3: Cross multiply
    779,654.66x = 1,169,580.36 × 274,096.82
  4. Step 4: Simplify right side
    779,654.66x = 320,578,257,410.46
  5. Step 5: Solve for x
    x = 320,578,257,410.46/779,654.66
  6. Step 6: Final answer
    x = 411,179.81

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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.