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Finding the Fourth Proportional to 562,232.80, 843,640.80 and 246,721.60

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Solution

The fourth proportional to 562,232.80, 843,640.80 and 246,721.60 is: 370,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,232.80 : 843,640.80 = 246,721.60 : x
  2. Step 2: Convert to fraction form
    562,232.80/843,640.80 = 246,721.60/x
  3. Step 3: Cross multiply
    562,232.80x = 843,640.80 × 246,721.60
  4. Step 4: Simplify right side
    562,232.80x = 208,144,408,001.28
  5. Step 5: Solve for x
    x = 208,144,408,001.28/562,232.80
  6. Step 6: Final answer
    x = 370,210.36

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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.