Home / 779,817.96-1,169,768.52-247,381.56

Finding the Fourth Proportional to 779,817.96, 1,169,768.52 and 247,381.56

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Solution

The fourth proportional to 779,817.96, 1,169,768.52 and 247,381.56 is: 371,085.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,817.96 : 1,169,768.52 = 247,381.56 : x
  2. Step 2: Convert to fraction form
    779,817.96/1,169,768.52 = 247,381.56/x
  3. Step 3: Cross multiply
    779,817.96x = 1,169,768.52 × 247,381.56
  4. Step 4: Simplify right side
    779,817.96x = 289,379,161,316.49
  5. Step 5: Solve for x
    x = 289,379,161,316.49/779,817.96
  6. Step 6: Final answer
    x = 371,085.53

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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.