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Finding the Fourth Proportional to 325,562.51, 488,510.48 and 154,977.27

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Solution

The fourth proportional to 325,562.51, 488,510.48 and 154,977.27 is: 232,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,562.51 : 488,510.48 = 154,977.27 : x
  2. Step 2: Convert to fraction form
    325,562.51/488,510.48 = 154,977.27/x
  3. Step 3: Cross multiply
    325,562.51x = 488,510.48 × 154,977.27
  4. Step 4: Simplify right side
    325,562.51x = 75,708,019,781.90
  5. Step 5: Solve for x
    x = 75,708,019,781.90/325,562.51
  6. Step 6: Final answer
    x = 232,545.27

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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.