Home / 949,640.40-1,424,460.60-284,792.40

Finding the Fourth Proportional to 949,640.40, 1,424,460.60 and 284,792.40

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Solution

The fourth proportional to 949,640.40, 1,424,460.60 and 284,792.40 is: 427,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,640.40 : 1,424,460.60 = 284,792.40 : x
  2. Step 2: Convert to fraction form
    949,640.40/1,424,460.60 = 284,792.40/x
  3. Step 3: Cross multiply
    949,640.40x = 1,424,460.60 × 284,792.40
  4. Step 4: Simplify right side
    949,640.40x = 405,675,552,979.44
  5. Step 5: Solve for x
    x = 405,675,552,979.44/949,640.40
  6. Step 6: Final answer
    x = 427,188.60

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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.