Home / 383,447.04-529,438.59-247,560.36

Finding the Fourth Proportional to 383,447.04, 529,438.59 and 247,560.36

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Solution

The fourth proportional to 383,447.04, 529,438.59 and 247,560.36 is: 341,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,447.04 : 529,438.59 = 247,560.36 : x
  2. Step 2: Convert to fraction form
    383,447.04/529,438.59 = 247,560.36/x
  3. Step 3: Cross multiply
    383,447.04x = 529,438.59 × 247,560.36
  4. Step 4: Simplify right side
    383,447.04x = 131,068,007,938.29
  5. Step 5: Solve for x
    x = 131,068,007,938.29/383,447.04
  6. Step 6: Final answer
    x = 341,815.15

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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.