Home / 784,839-1,177,269.57-223,873.50

Finding the Fourth Proportional to 784,839, 1,177,269.57 and 223,873.50

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Solution

The fourth proportional to 784,839, 1,177,269.57 and 223,873.50 is: 335,813.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,839 : 1,177,269.57 = 223,873.50 : x
  2. Step 2: Convert to fraction form
    784,839/1,177,269.57 = 223,873.50/x
  3. Step 3: Cross multiply
    784,839x = 1,177,269.57 × 223,873.50
  4. Step 4: Simplify right side
    784,839x = 263,559,459,079.40
  5. Step 5: Solve for x
    x = 263,559,459,079.40/784,839
  6. Step 6: Final answer
    x = 335,813.41

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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.