Home / 374,304.07-561,834.57-331,881.13

Finding the Fourth Proportional to 374,304.07, 561,834.57 and 331,881.13

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Solution

The fourth proportional to 374,304.07, 561,834.57 and 331,881.13 is: 498,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,304.07 : 561,834.57 = 331,881.13 : x
  2. Step 2: Convert to fraction form
    374,304.07/561,834.57 = 331,881.13/x
  3. Step 3: Cross multiply
    374,304.07x = 561,834.57 × 331,881.13
  4. Step 4: Simplify right side
    374,304.07x = 186,462,291,964.66
  5. Step 5: Solve for x
    x = 186,462,291,964.66/374,304.07
  6. Step 6: Final answer
    x = 498,157.27

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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.