Home / 380,976.48-571,199.04-167,641.92

Finding the Fourth Proportional to 380,976.48, 571,199.04 and 167,641.92

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Solution

The fourth proportional to 380,976.48, 571,199.04 and 167,641.92 is: 251,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,976.48 : 571,199.04 = 167,641.92 : x
  2. Step 2: Convert to fraction form
    380,976.48/571,199.04 = 167,641.92/x
  3. Step 3: Cross multiply
    380,976.48x = 571,199.04 × 167,641.92
  4. Step 4: Simplify right side
    380,976.48x = 95,756,903,767.76
  5. Step 5: Solve for x
    x = 95,756,903,767.76/380,976.48
  6. Step 6: Final answer
    x = 251,345.97

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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.