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Finding the Fourth Proportional to 435,913.84, 601,448.25 and 254,600.61

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Solution

The fourth proportional to 435,913.84, 601,448.25 and 254,600.61 is: 351,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,913.84 : 601,448.25 = 254,600.61 : x
  2. Step 2: Convert to fraction form
    435,913.84/601,448.25 = 254,600.61/x
  3. Step 3: Cross multiply
    435,913.84x = 601,448.25 × 254,600.61
  4. Step 4: Simplify right side
    435,913.84x = 153,129,091,333.43
  5. Step 5: Solve for x
    x = 153,129,091,333.43/435,913.84
  6. Step 6: Final answer
    x = 351,282.93

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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.