Home / 348,825.60-523,238.40-331,329.60

Finding the Fourth Proportional to 348,825.60, 523,238.40 and 331,329.60

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Solution

The fourth proportional to 348,825.60, 523,238.40 and 331,329.60 is: 496,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,825.60 : 523,238.40 = 331,329.60 : x
  2. Step 2: Convert to fraction form
    348,825.60/523,238.40 = 331,329.60/x
  3. Step 3: Cross multiply
    348,825.60x = 523,238.40 × 331,329.60
  4. Step 4: Simplify right side
    348,825.60x = 173,364,369,776.64
  5. Step 5: Solve for x
    x = 173,364,369,776.64/348,825.60
  6. Step 6: Final answer
    x = 496,994.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.