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Finding the Fourth Proportional to 501,908.71, 752,703.39 and 164,871.16

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Solution

The fourth proportional to 501,908.71, 752,703.39 and 164,871.16 is: 247,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,908.71 : 752,703.39 = 164,871.16 : x
  2. Step 2: Convert to fraction form
    501,908.71/752,703.39 = 164,871.16/x
  3. Step 3: Cross multiply
    501,908.71x = 752,703.39 × 164,871.16
  4. Step 4: Simplify right side
    501,908.71x = 124,099,081,045.23
  5. Step 5: Solve for x
    x = 124,099,081,045.23/501,908.71
  6. Step 6: Final answer
    x = 247,254.29

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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.