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Finding the Fourth Proportional to 371,026.68, 512,019.54 and 201,262.02

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Solution

The fourth proportional to 371,026.68, 512,019.54 and 201,262.02 is: 277,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,026.68 : 512,019.54 = 201,262.02 : x
  2. Step 2: Convert to fraction form
    371,026.68/512,019.54 = 201,262.02/x
  3. Step 3: Cross multiply
    371,026.68x = 512,019.54 × 201,262.02
  4. Step 4: Simplify right side
    371,026.68x = 103,050,086,899.87
  5. Step 5: Solve for x
    x = 103,050,086,899.87/371,026.68
  6. Step 6: Final answer
    x = 277,743.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.