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Finding the Fourth Proportional to 297,792.40, 446,688.60 and 277,963.60

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Solution

The fourth proportional to 297,792.40, 446,688.60 and 277,963.60 is: 416,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,792.40 : 446,688.60 = 277,963.60 : x
  2. Step 2: Convert to fraction form
    297,792.40/446,688.60 = 277,963.60/x
  3. Step 3: Cross multiply
    297,792.40x = 446,688.60 × 277,963.60
  4. Step 4: Simplify right side
    297,792.40x = 124,163,171,334.96
  5. Step 5: Solve for x
    x = 124,163,171,334.96/297,792.40
  6. Step 6: Final answer
    x = 416,945.40

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1.5x scale

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.