Home / 357,766.08-493,717.55-196,617.66

Finding the Fourth Proportional to 357,766.08, 493,717.55 and 196,617.66

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Solution

The fourth proportional to 357,766.08, 493,717.55 and 196,617.66 is: 271,332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,766.08 : 493,717.55 = 196,617.66 : x
  2. Step 2: Convert to fraction form
    357,766.08/493,717.55 = 196,617.66/x
  3. Step 3: Cross multiply
    357,766.08x = 493,717.55 × 196,617.66
  4. Step 4: Simplify right side
    357,766.08x = 97,073,588,398.84
  5. Step 5: Solve for x
    x = 97,073,588,398.84/357,766.08
  6. Step 6: Final answer
    x = 271,332.57

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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.