Home / 627,830.84-942,338.10-228,857.24

Finding the Fourth Proportional to 627,830.84, 942,338.10 and 228,857.24

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Solution

The fourth proportional to 627,830.84, 942,338.10 and 228,857.24 is: 343,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,830.84 : 942,338.10 = 228,857.24 : x
  2. Step 2: Convert to fraction form
    627,830.84/942,338.10 = 228,857.24/x
  3. Step 3: Cross multiply
    627,830.84x = 942,338.10 × 228,857.24
  4. Step 4: Simplify right side
    627,830.84x = 215,660,896,712.84
  5. Step 5: Solve for x
    x = 215,660,896,712.84/627,830.84
  6. Step 6: Final answer
    x = 343,501.60

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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.