Home / 359,823.79-496,563.24-198,669.30

Finding the Fourth Proportional to 359,823.79, 496,563.24 and 198,669.30

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Solution

The fourth proportional to 359,823.79, 496,563.24 and 198,669.30 is: 274,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,823.79 : 496,563.24 = 198,669.30 : x
  2. Step 2: Convert to fraction form
    359,823.79/496,563.24 = 198,669.30/x
  3. Step 3: Cross multiply
    359,823.79x = 496,563.24 × 198,669.30
  4. Step 4: Simplify right side
    359,823.79x = 98,651,871,296.53
  5. Step 5: Solve for x
    x = 98,651,871,296.53/359,823.79
  6. Step 6: Final answer
    x = 274,167.17

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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.