Home / 432,565.44-648,366.48-179,705.04

Finding the Fourth Proportional to 432,565.44, 648,366.48 and 179,705.04

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Solution

The fourth proportional to 432,565.44, 648,366.48 and 179,705.04 is: 269,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,565.44 : 648,366.48 = 179,705.04 : x
  2. Step 2: Convert to fraction form
    432,565.44/648,366.48 = 179,705.04/x
  3. Step 3: Cross multiply
    432,565.44x = 648,366.48 × 179,705.04
  4. Step 4: Simplify right side
    432,565.44x = 116,514,724,223.06
  5. Step 5: Solve for x
    x = 116,514,724,223.06/432,565.44
  6. Step 6: Final answer
    x = 269,357.45

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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.