Home / 405,864.90-560,094.22-224,584.48

Finding the Fourth Proportional to 405,864.90, 560,094.22 and 224,584.48

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Solution

The fourth proportional to 405,864.90, 560,094.22 and 224,584.48 is: 309,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,864.90 : 560,094.22 = 224,584.48 : x
  2. Step 2: Convert to fraction form
    405,864.90/560,094.22 = 224,584.48/x
  3. Step 3: Cross multiply
    405,864.90x = 560,094.22 × 224,584.48
  4. Step 4: Simplify right side
    405,864.90x = 125,788,469,149.71
  5. Step 5: Solve for x
    x = 125,788,469,149.71/405,864.90
  6. Step 6: Final answer
    x = 309,926.95

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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.