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Finding the Fourth Proportional to 607,492.62, 838,323 and 335,555.64

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Solution

The fourth proportional to 607,492.62, 838,323 and 335,555.64 is: 463,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,492.62 : 838,323 = 335,555.64 : x
  2. Step 2: Convert to fraction form
    607,492.62/838,323 = 335,555.64/x
  3. Step 3: Cross multiply
    607,492.62x = 838,323 × 335,555.64
  4. Step 4: Simplify right side
    607,492.62x = 281,304,010,791.72
  5. Step 5: Solve for x
    x = 281,304,010,791.72/607,492.62
  6. Step 6: Final answer
    x = 463,057.49

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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.