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Finding the Fourth Proportional to 295,288.83, 443,003.81 and 95,609.45

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Solution

The fourth proportional to 295,288.83, 443,003.81 and 95,609.45 is: 143,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,288.83 : 443,003.81 = 95,609.45 : x
  2. Step 2: Convert to fraction form
    295,288.83/443,003.81 = 95,609.45/x
  3. Step 3: Cross multiply
    295,288.83x = 443,003.81 × 95,609.45
  4. Step 4: Simplify right side
    295,288.83x = 42,355,347,928.94
  5. Step 5: Solve for x
    x = 42,355,347,928.94/295,288.83
  6. Step 6: Final answer
    x = 143,437.01

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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.