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Finding the Fourth Proportional to 560,344.60, 840,224.88 and 200,376.69

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Solution

The fourth proportional to 560,344.60, 840,224.88 and 200,376.69 is: 300,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,344.60 : 840,224.88 = 200,376.69 : x
  2. Step 2: Convert to fraction form
    560,344.60/840,224.88 = 200,376.69/x
  3. Step 3: Cross multiply
    560,344.60x = 840,224.88 × 200,376.69
  4. Step 4: Simplify right side
    560,344.60x = 168,361,480,310.05
  5. Step 5: Solve for x
    x = 168,361,480,310.05/560,344.60
  6. Step 6: Final answer
    x = 300,460.61

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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.