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Finding the Fourth Proportional to 637,836, 880,204.23 and 351,356.28

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Solution

The fourth proportional to 637,836, 880,204.23 and 351,356.28 is: 484,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,836 : 880,204.23 = 351,356.28 : x
  2. Step 2: Convert to fraction form
    637,836/880,204.23 = 351,356.28/x
  3. Step 3: Cross multiply
    637,836x = 880,204.23 × 351,356.28
  4. Step 4: Simplify right side
    637,836x = 309,265,283,893.06
  5. Step 5: Solve for x
    x = 309,265,283,893.06/637,836
  6. Step 6: Final answer
    x = 484,866.46

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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.