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Finding the Fourth Proportional to 562,214.52, 843,145.20 and 188,150.04

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Solution

The fourth proportional to 562,214.52, 843,145.20 and 188,150.04 is: 282,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,214.52 : 843,145.20 = 188,150.04 : x
  2. Step 2: Convert to fraction form
    562,214.52/843,145.20 = 188,150.04/x
  3. Step 3: Cross multiply
    562,214.52x = 843,145.20 × 188,150.04
  4. Step 4: Simplify right side
    562,214.52x = 158,637,803,105.81
  5. Step 5: Solve for x
    x = 158,637,803,105.81/562,214.52
  6. Step 6: Final answer
    x = 282,165.97

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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.