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Finding the Fourth Proportional to 359,944.26, 540,014.82 and 157,503.56

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Solution

The fourth proportional to 359,944.26, 540,014.82 and 157,503.56 is: 236,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,944.26 : 540,014.82 = 157,503.56 : x
  2. Step 2: Convert to fraction form
    359,944.26/540,014.82 = 157,503.56/x
  3. Step 3: Cross multiply
    359,944.26x = 540,014.82 × 157,503.56
  4. Step 4: Simplify right side
    359,944.26x = 85,054,253,312.05
  5. Step 5: Solve for x
    x = 85,054,253,312.05/359,944.26
  6. Step 6: Final answer
    x = 236,298.40

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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.