Home / 784,792-1,177,199.10-223,826.50

Finding the Fourth Proportional to 784,792, 1,177,199.10 and 223,826.50

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Solution

The fourth proportional to 784,792, 1,177,199.10 and 223,826.50 is: 335,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,792 : 1,177,199.10 = 223,826.50 : x
  2. Step 2: Convert to fraction form
    784,792/1,177,199.10 = 223,826.50/x
  3. Step 3: Cross multiply
    784,792x = 1,177,199.10 × 223,826.50
  4. Step 4: Simplify right side
    784,792x = 263,488,354,356.15
  5. Step 5: Solve for x
    x = 263,488,354,356.15/784,792
  6. Step 6: Final answer
    x = 335,742.92

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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.