Home / 400,922.99-601,582.07-187,705.33

Finding the Fourth Proportional to 400,922.99, 601,582.07 and 187,705.33

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Solution

The fourth proportional to 400,922.99, 601,582.07 and 187,705.33 is: 281,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,922.99 : 601,582.07 = 187,705.33 : x
  2. Step 2: Convert to fraction form
    400,922.99/601,582.07 = 187,705.33/x
  3. Step 3: Cross multiply
    400,922.99x = 601,582.07 × 187,705.33
  4. Step 4: Simplify right side
    400,922.99x = 112,920,161,061.83
  5. Step 5: Solve for x
    x = 112,920,161,061.83/400,922.99
  6. Step 6: Final answer
    x = 281,650.50

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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.