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Finding the Fourth Proportional to 361,274.76, 542,262.06 and 174,417.48

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Solution

The fourth proportional to 361,274.76, 542,262.06 and 174,417.48 is: 261,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,274.76 : 542,262.06 = 174,417.48 : x
  2. Step 2: Convert to fraction form
    361,274.76/542,262.06 = 174,417.48/x
  3. Step 3: Cross multiply
    361,274.76x = 542,262.06 × 174,417.48
  4. Step 4: Simplify right side
    361,274.76x = 94,579,982,004.81
  5. Step 5: Solve for x
    x = 94,579,982,004.81/361,274.76
  6. Step 6: Final answer
    x = 261,795.16

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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.