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Finding the Fourth Proportional to 607,630.28, 838,546.70 and 335,715.71

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Solution

The fourth proportional to 607,630.28, 838,546.70 and 335,715.71 is: 463,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,630.28 : 838,546.70 = 335,715.71 : x
  2. Step 2: Convert to fraction form
    607,630.28/838,546.70 = 335,715.71/x
  3. Step 3: Cross multiply
    607,630.28x = 838,546.70 × 335,715.71
  4. Step 4: Simplify right side
    607,630.28x = 281,513,294,887.35
  5. Step 5: Solve for x
    x = 281,513,294,887.35/607,630.28
  6. Step 6: Final answer
    x = 463,297.02

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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.