Home / 779,773.12-1,169,701.52-247,334.56

Finding the Fourth Proportional to 779,773.12, 1,169,701.52 and 247,334.56

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Solution

The fourth proportional to 779,773.12, 1,169,701.52 and 247,334.56 is: 371,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,773.12 : 1,169,701.52 = 247,334.56 : x
  2. Step 2: Convert to fraction form
    779,773.12/1,169,701.52 = 247,334.56/x
  3. Step 3: Cross multiply
    779,773.12x = 1,169,701.52 × 247,334.56
  4. Step 4: Simplify right side
    779,773.12x = 289,307,610,780.53
  5. Step 5: Solve for x
    x = 289,307,610,780.53/779,773.12
  6. Step 6: Final answer
    x = 371,015.11

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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.