Home / 946,382.40-1,419,962.40-347,630.40

Finding the Fourth Proportional to 946,382.40, 1,419,962.40 and 347,630.40

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Solution

The fourth proportional to 946,382.40, 1,419,962.40 and 347,630.40 is: 521,588.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,382.40 : 1,419,962.40 = 347,630.40 : x
  2. Step 2: Convert to fraction form
    946,382.40/1,419,962.40 = 347,630.40/x
  3. Step 3: Cross multiply
    946,382.40x = 1,419,962.40 × 347,630.40
  4. Step 4: Simplify right side
    946,382.40x = 493,622,097,096.96
  5. Step 5: Solve for x
    x = 493,622,097,096.96/946,382.40
  6. Step 6: Final answer
    x = 521,588.42

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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.