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Finding the Fourth Proportional to 467,361.68, 700,835.16 and 289,861.52

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Solution

The fourth proportional to 467,361.68, 700,835.16 and 289,861.52 is: 434,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,361.68 : 700,835.16 = 289,861.52 : x
  2. Step 2: Convert to fraction form
    467,361.68/700,835.16 = 289,861.52/x
  3. Step 3: Cross multiply
    467,361.68x = 700,835.16 × 289,861.52
  4. Step 4: Simplify right side
    467,361.68x = 203,145,144,747.04
  5. Step 5: Solve for x
    x = 203,145,144,747.04/467,361.68
  6. Step 6: Final answer
    x = 434,663.67

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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.