Home / 779,699.12-1,169,180.04-358,850.48

Finding the Fourth Proportional to 779,699.12, 1,169,180.04 and 358,850.48

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Solution

The fourth proportional to 779,699.12, 1,169,180.04 and 358,850.48 is: 538,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,699.12 : 1,169,180.04 = 358,850.48 : x
  2. Step 2: Convert to fraction form
    779,699.12/1,169,180.04 = 358,850.48/x
  3. Step 3: Cross multiply
    779,699.12x = 1,169,180.04 × 358,850.48
  4. Step 4: Simplify right side
    779,699.12x = 419,560,818,560.42
  5. Step 5: Solve for x
    x = 419,560,818,560.42/779,699.12
  6. Step 6: Final answer
    x = 538,106.06

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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.