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Finding the Fourth Proportional to 435,076.18, 600,515.48 and 297,310.88

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Solution

The fourth proportional to 435,076.18, 600,515.48 and 297,310.88 is: 410,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,076.18 : 600,515.48 = 297,310.88 : x
  2. Step 2: Convert to fraction form
    435,076.18/600,515.48 = 297,310.88/x
  3. Step 3: Cross multiply
    435,076.18x = 600,515.48 × 297,310.88
  4. Step 4: Simplify right side
    435,076.18x = 178,539,785,812.42
  5. Step 5: Solve for x
    x = 178,539,785,812.42/435,076.18
  6. Step 6: Final answer
    x = 410,364.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.