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Finding the Fourth Proportional to 627,729.39, 941,041.19 and 248,916.39

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Solution

The fourth proportional to 627,729.39, 941,041.19 and 248,916.39 is: 373,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,729.39 : 941,041.19 = 248,916.39 : x
  2. Step 2: Convert to fraction form
    627,729.39/941,041.19 = 248,916.39/x
  3. Step 3: Cross multiply
    627,729.39x = 941,041.19 × 248,916.39
  4. Step 4: Simplify right side
    627,729.39x = 234,240,574,057.51
  5. Step 5: Solve for x
    x = 234,240,574,057.51/627,729.39
  6. Step 6: Final answer
    x = 373,155.34

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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.