Home / 451,427.96-677,363.59-181,545.20

Finding the Fourth Proportional to 451,427.96, 677,363.59 and 181,545.20

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Solution

The fourth proportional to 451,427.96, 677,363.59 and 181,545.20 is: 272,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,427.96 : 677,363.59 = 181,545.20 : x
  2. Step 2: Convert to fraction form
    451,427.96/677,363.59 = 181,545.20/x
  3. Step 3: Cross multiply
    451,427.96x = 677,363.59 × 181,545.20
  4. Step 4: Simplify right side
    451,427.96x = 122,972,108,419.27
  5. Step 5: Solve for x
    x = 122,972,108,419.27/451,427.96
  6. Step 6: Final answer
    x = 272,406.94

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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.