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Finding the Fourth Proportional to 359,658.18, 539,315.15 and 169,960.23

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Solution

The fourth proportional to 359,658.18, 539,315.15 and 169,960.23 is: 254,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,658.18 : 539,315.15 = 169,960.23 : x
  2. Step 2: Convert to fraction form
    359,658.18/539,315.15 = 169,960.23/x
  3. Step 3: Cross multiply
    359,658.18x = 539,315.15 × 169,960.23
  4. Step 4: Simplify right side
    359,658.18x = 91,662,126,086.68
  5. Step 5: Solve for x
    x = 91,662,126,086.68/359,658.18
  6. Step 6: Final answer
    x = 254,859.01

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1.5x scale

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.