Home / 320,823.54-442,746.90-184,846.68

Finding the Fourth Proportional to 320,823.54, 442,746.90 and 184,846.68

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Solution

The fourth proportional to 320,823.54, 442,746.90 and 184,846.68 is: 255,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,823.54 : 442,746.90 = 184,846.68 : x
  2. Step 2: Convert to fraction form
    320,823.54/442,746.90 = 184,846.68/x
  3. Step 3: Cross multiply
    320,823.54x = 442,746.90 × 184,846.68
  4. Step 4: Simplify right side
    320,823.54x = 81,840,294,545.29
  5. Step 5: Solve for x
    x = 81,840,294,545.29/320,823.54
  6. Step 6: Final answer
    x = 255,094.42

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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.