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Finding the Fourth Proportional to 361,817.51, 542,726.26 and 247,852.94

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Solution

The fourth proportional to 361,817.51, 542,726.26 and 247,852.94 is: 371,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,817.51 : 542,726.26 = 247,852.94 : x
  2. Step 2: Convert to fraction form
    361,817.51/542,726.26 = 247,852.94/x
  3. Step 3: Cross multiply
    361,817.51x = 542,726.26 × 247,852.94
  4. Step 4: Simplify right side
    361,817.51x = 134,516,298,394.99
  5. Step 5: Solve for x
    x = 134,516,298,394.99/361,817.51
  6. Step 6: Final answer
    x = 371,779.41

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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.