Home / 433,524.60-649,365.30-284,225.40

Finding the Fourth Proportional to 433,524.60, 649,365.30 and 284,225.40

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Solution

The fourth proportional to 433,524.60, 649,365.30 and 284,225.40 is: 425,733.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,524.60 : 649,365.30 = 284,225.40 : x
  2. Step 2: Convert to fraction form
    433,524.60/649,365.30 = 284,225.40/x
  3. Step 3: Cross multiply
    433,524.60x = 649,365.30 × 284,225.40
  4. Step 4: Simplify right side
    433,524.60x = 184,566,112,138.62
  5. Step 5: Solve for x
    x = 184,566,112,138.62/433,524.60
  6. Step 6: Final answer
    x = 425,733.88

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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.