Home / 357,748.32-536,701.42-198,057.23

Finding the Fourth Proportional to 357,748.32, 536,701.42 and 198,057.23

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Solution

The fourth proportional to 357,748.32, 536,701.42 and 198,057.23 is: 297,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,748.32 : 536,701.42 = 198,057.23 : x
  2. Step 2: Convert to fraction form
    357,748.32/536,701.42 = 198,057.23/x
  3. Step 3: Cross multiply
    357,748.32x = 536,701.42 × 198,057.23
  4. Step 4: Simplify right side
    357,748.32x = 106,297,594,092.45
  5. Step 5: Solve for x
    x = 106,297,594,092.45/357,748.32
  6. Step 6: Final answer
    x = 297,129.54

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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.