Home / 228,979.50-315,626.61-180,502.38

Finding the Fourth Proportional to 228,979.50, 315,626.61 and 180,502.38

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Solution

The fourth proportional to 228,979.50, 315,626.61 and 180,502.38 is: 248,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,979.50 : 315,626.61 = 180,502.38 : x
  2. Step 2: Convert to fraction form
    228,979.50/315,626.61 = 180,502.38/x
  3. Step 3: Cross multiply
    228,979.50x = 315,626.61 × 180,502.38
  4. Step 4: Simplify right side
    228,979.50x = 56,971,354,296.33
  5. Step 5: Solve for x
    x = 56,971,354,296.33/228,979.50
  6. Step 6: Final answer
    x = 248,805.48

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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.