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Finding the Fourth Proportional to 562,504.99, 843,582.48 and 188,440.51

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Solution

The fourth proportional to 562,504.99, 843,582.48 and 188,440.51 is: 282,602.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,504.99 : 843,582.48 = 188,440.51 : x
  2. Step 2: Convert to fraction form
    562,504.99/843,582.48 = 188,440.51/x
  3. Step 3: Cross multiply
    562,504.99x = 843,582.48 × 188,440.51
  4. Step 4: Simplify right side
    562,504.99x = 158,965,112,758.27
  5. Step 5: Solve for x
    x = 158,965,112,758.27/562,504.99
  6. Step 6: Final answer
    x = 282,602.14

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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.