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Finding the Fourth Proportional to 907,796, 1,361,571.42 and 375,243.14

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Solution

The fourth proportional to 907,796, 1,361,571.42 and 375,243.14 is: 562,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,796 : 1,361,571.42 = 375,243.14 : x
  2. Step 2: Convert to fraction form
    907,796/1,361,571.42 = 375,243.14/x
  3. Step 3: Cross multiply
    907,796x = 1,361,571.42 × 375,243.14
  4. Step 4: Simplify right side
    907,796x = 510,920,334,975.06
  5. Step 5: Solve for x
    x = 510,920,334,975.06/907,796
  6. Step 6: Final answer
    x = 562,814.04

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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.