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Finding the Fourth Proportional to 359,403.44, 539,208.84 and 110,122.16

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Solution

The fourth proportional to 359,403.44, 539,208.84 and 110,122.16 is: 165,215.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,403.44 : 539,208.84 = 110,122.16 : x
  2. Step 2: Convert to fraction form
    359,403.44/539,208.84 = 110,122.16/x
  3. Step 3: Cross multiply
    359,403.44x = 539,208.84 × 110,122.16
  4. Step 4: Simplify right side
    359,403.44x = 59,378,842,151.89
  5. Step 5: Solve for x
    x = 59,378,842,151.89/359,403.44
  6. Step 6: Final answer
    x = 165,215.01

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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.