Home / 479,815.17-719,295.08-243,035.97

Finding the Fourth Proportional to 479,815.17, 719,295.08 and 243,035.97

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Solution

The fourth proportional to 479,815.17, 719,295.08 and 243,035.97 is: 364,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,815.17 : 719,295.08 = 243,035.97 : x
  2. Step 2: Convert to fraction form
    479,815.17/719,295.08 = 243,035.97/x
  3. Step 3: Cross multiply
    479,815.17x = 719,295.08 × 243,035.97
  4. Step 4: Simplify right side
    479,815.17x = 174,814,576,268.85
  5. Step 5: Solve for x
    x = 174,814,576,268.85/479,815.17
  6. Step 6: Final answer
    x = 364,337.33

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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.