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Finding the Fourth Proportional to 552,127.14, 827,345.94 and 371,543.81

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Solution

The fourth proportional to 552,127.14, 827,345.94 and 371,543.81 is: 556,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,127.14 : 827,345.94 = 371,543.81 : x
  2. Step 2: Convert to fraction form
    552,127.14/827,345.94 = 371,543.81/x
  3. Step 3: Cross multiply
    552,127.14x = 827,345.94 × 371,543.81
  4. Step 4: Simplify right side
    552,127.14x = 307,395,262,735.63
  5. Step 5: Solve for x
    x = 307,395,262,735.63/552,127.14
  6. Step 6: Final answer
    x = 556,747.24

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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.