Home / 531,308.14-796,727.56-152,142.94

Finding the Fourth Proportional to 531,308.14, 796,727.56 and 152,142.94

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Solution

The fourth proportional to 531,308.14, 796,727.56 and 152,142.94 is: 228,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,308.14 : 796,727.56 = 152,142.94 : x
  2. Step 2: Convert to fraction form
    531,308.14/796,727.56 = 152,142.94/x
  3. Step 3: Cross multiply
    531,308.14x = 796,727.56 × 152,142.94
  4. Step 4: Simplify right side
    531,308.14x = 121,216,473,357.43
  5. Step 5: Solve for x
    x = 121,216,473,357.43/531,308.14
  6. Step 6: Final answer
    x = 228,147.22

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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.