Home / 349,468.08-482,269.32-198,566.16

Finding the Fourth Proportional to 349,468.08, 482,269.32 and 198,566.16

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Solution

The fourth proportional to 349,468.08, 482,269.32 and 198,566.16 is: 274,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,468.08 : 482,269.32 = 198,566.16 : x
  2. Step 2: Convert to fraction form
    349,468.08/482,269.32 = 198,566.16/x
  3. Step 3: Cross multiply
    349,468.08x = 482,269.32 × 198,566.16
  4. Step 4: Simplify right side
    349,468.08x = 95,762,366,958.21
  5. Step 5: Solve for x
    x = 95,762,366,958.21/349,468.08
  6. Step 6: Final answer
    x = 274,023.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.