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Finding the Fourth Proportional to 298,435.88, 410,929.44 and 224,955.08

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Solution

The fourth proportional to 298,435.88, 410,929.44 and 224,955.08 is: 309,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,435.88 : 410,929.44 = 224,955.08 : x
  2. Step 2: Convert to fraction form
    298,435.88/410,929.44 = 224,955.08/x
  3. Step 3: Cross multiply
    298,435.88x = 410,929.44 × 224,955.08
  4. Step 4: Simplify right side
    298,435.88x = 92,440,662,994.91
  5. Step 5: Solve for x
    x = 92,440,662,994.91/298,435.88
  6. Step 6: Final answer
    x = 309,750.51

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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.