Home / 499,179.62-749,106.36-195,536.12

Finding the Fourth Proportional to 499,179.62, 749,106.36 and 195,536.12

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Solution

The fourth proportional to 499,179.62, 749,106.36 and 195,536.12 is: 293,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,179.62 : 749,106.36 = 195,536.12 : x
  2. Step 2: Convert to fraction form
    499,179.62/749,106.36 = 195,536.12/x
  3. Step 3: Cross multiply
    499,179.62x = 749,106.36 × 195,536.12
  4. Step 4: Simplify right side
    499,179.62x = 146,477,347,356.19
  5. Step 5: Solve for x
    x = 146,477,347,356.19/499,179.62
  6. Step 6: Final answer
    x = 293,436.16

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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.