Home / 482,148.60-723,313.62-193,981.92

Finding the Fourth Proportional to 482,148.60, 723,313.62 and 193,981.92

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Solution

The fourth proportional to 482,148.60, 723,313.62 and 193,981.92 is: 291,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,148.60 : 723,313.62 = 193,981.92 : x
  2. Step 2: Convert to fraction form
    482,148.60/723,313.62 = 193,981.92/x
  3. Step 3: Cross multiply
    482,148.60x = 723,313.62 × 193,981.92
  4. Step 4: Simplify right side
    482,148.60x = 140,309,764,769.75
  5. Step 5: Solve for x
    x = 140,309,764,769.75/482,148.60
  6. Step 6: Final answer
    x = 291,009.38

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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.