Home / 405,462.10-559,527.84-224,169.36

Finding the Fourth Proportional to 405,462.10, 559,527.84 and 224,169.36

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Solution

The fourth proportional to 405,462.10, 559,527.84 and 224,169.36 is: 309,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,462.10 : 559,527.84 = 224,169.36 : x
  2. Step 2: Convert to fraction form
    405,462.10/559,527.84 = 224,169.36/x
  3. Step 3: Cross multiply
    405,462.10x = 559,527.84 × 224,169.36
  4. Step 4: Simplify right side
    405,462.10x = 125,428,997,794.98
  5. Step 5: Solve for x
    x = 125,428,997,794.98/405,462.10
  6. Step 6: Final answer
    x = 309,348.27

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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.