Home / 284,915.43-427,470.69-107,473.19

Finding the Fourth Proportional to 284,915.43, 427,470.69 and 107,473.19

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Solution

The fourth proportional to 284,915.43, 427,470.69 and 107,473.19 is: 161,246.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,915.43 : 427,470.69 = 107,473.19 : x
  2. Step 2: Convert to fraction form
    284,915.43/427,470.69 = 107,473.19/x
  3. Step 3: Cross multiply
    284,915.43x = 427,470.69 × 107,473.19
  4. Step 4: Simplify right side
    284,915.43x = 45,941,636,548.45
  5. Step 5: Solve for x
    x = 45,941,636,548.45/284,915.43
  6. Step 6: Final answer
    x = 161,246.57

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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.