Home / 562,188.08-843,274.67-135,721.61

Finding the Fourth Proportional to 562,188.08, 843,274.67 and 135,721.61

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Solution

The fourth proportional to 562,188.08, 843,274.67 and 135,721.61 is: 203,580.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,188.08 : 843,274.67 = 135,721.61 : x
  2. Step 2: Convert to fraction form
    562,188.08/843,274.67 = 135,721.61/x
  3. Step 3: Cross multiply
    562,188.08x = 843,274.67 × 135,721.61
  4. Step 4: Simplify right side
    562,188.08x = 114,450,592,007.55
  5. Step 5: Solve for x
    x = 114,450,592,007.55/562,188.08
  6. Step 6: Final answer
    x = 203,580.61

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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.