Home / 405,787.24-559,951.14-224,496.28

Finding the Fourth Proportional to 405,787.24, 559,951.14 and 224,496.28

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Solution

The fourth proportional to 405,787.24, 559,951.14 and 224,496.28 is: 309,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,787.24 : 559,951.14 = 224,496.28 : x
  2. Step 2: Convert to fraction form
    405,787.24/559,951.14 = 224,496.28/x
  3. Step 3: Cross multiply
    405,787.24x = 559,951.14 × 224,496.28
  4. Step 4: Simplify right side
    405,787.24x = 125,706,947,911.76
  5. Step 5: Solve for x
    x = 125,706,947,911.76/405,787.24
  6. Step 6: Final answer
    x = 309,785.36

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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.