Home / 367,708.48-551,564.16-243,021.76

Finding the Fourth Proportional to 367,708.48, 551,564.16 and 243,021.76

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Solution

The fourth proportional to 367,708.48, 551,564.16 and 243,021.76 is: 364,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,708.48 : 551,564.16 = 243,021.76 : x
  2. Step 2: Convert to fraction form
    367,708.48/551,564.16 = 243,021.76/x
  3. Step 3: Cross multiply
    367,708.48x = 551,564.16 × 243,021.76
  4. Step 4: Simplify right side
    367,708.48x = 134,042,092,916.12
  5. Step 5: Solve for x
    x = 134,042,092,916.12/367,708.48
  6. Step 6: Final answer
    x = 364,533.59

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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.