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Finding the Fourth Proportional to 675,301.68, 931,004.36 and 433,163.92

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Solution

The fourth proportional to 675,301.68, 931,004.36 and 433,163.92 is: 597,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,301.68 : 931,004.36 = 433,163.92 : x
  2. Step 2: Convert to fraction form
    675,301.68/931,004.36 = 433,163.92/x
  3. Step 3: Cross multiply
    675,301.68x = 931,004.36 × 433,163.92
  4. Step 4: Simplify right side
    675,301.68x = 403,277,498,114.69
  5. Step 5: Solve for x
    x = 403,277,498,114.69/675,301.68
  6. Step 6: Final answer
    x = 597,181.25

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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.