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Finding the Fourth Proportional to 467,365.68, 700,841.16 and 289,865.52

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Solution

The fourth proportional to 467,365.68, 700,841.16 and 289,865.52 is: 434,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,365.68 : 700,841.16 = 289,865.52 : x
  2. Step 2: Convert to fraction form
    467,365.68/700,841.16 = 289,865.52/x
  3. Step 3: Cross multiply
    467,365.68x = 700,841.16 × 289,865.52
  4. Step 4: Simplify right side
    467,365.68x = 203,149,687,280.80
  5. Step 5: Solve for x
    x = 203,149,687,280.80/467,365.68
  6. Step 6: Final answer
    x = 434,669.67

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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.