Home / 405,462.60-559,515.78-224,163.96

Finding the Fourth Proportional to 405,462.60, 559,515.78 and 224,163.96

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Solution

The fourth proportional to 405,462.60, 559,515.78 and 224,163.96 is: 309,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,462.60 : 559,515.78 = 224,163.96 : x
  2. Step 2: Convert to fraction form
    405,462.60/559,515.78 = 224,163.96/x
  3. Step 3: Cross multiply
    405,462.60x = 559,515.78 × 224,163.96
  4. Step 4: Simplify right side
    405,462.60x = 125,423,272,927.29
  5. Step 5: Solve for x
    x = 125,423,272,927.29/405,462.60
  6. Step 6: Final answer
    x = 309,333.77

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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.