Home / 405,473.77-559,504.96-224,161.21

Finding the Fourth Proportional to 405,473.77, 559,504.96 and 224,161.21

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Solution

The fourth proportional to 405,473.77, 559,504.96 and 224,161.21 is: 309,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,473.77 : 559,504.96 = 224,161.21 : x
  2. Step 2: Convert to fraction form
    405,473.77/559,504.96 = 224,161.21/x
  3. Step 3: Cross multiply
    405,473.77x = 559,504.96 × 224,161.21
  4. Step 4: Simplify right side
    405,473.77x = 125,419,308,834.60
  5. Step 5: Solve for x
    x = 125,419,308,834.60/405,473.77
  6. Step 6: Final answer
    x = 309,315.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.