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Finding the Fourth Proportional to 269,048.00, 371,428.73 and 208,482.68

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Solution

The fourth proportional to 269,048.00, 371,428.73 and 208,482.68 is: 287,816.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,048.00 : 371,428.73 = 208,482.68 : x
  2. Step 2: Convert to fraction form
    269,048.00/371,428.73 = 208,482.68/x
  3. Step 3: Cross multiply
    269,048.00x = 371,428.73 × 208,482.68
  4. Step 4: Simplify right side
    269,048.00x = 77,436,454,159.84
  5. Step 5: Solve for x
    x = 77,436,454,159.84/269,048.00
  6. Step 6: Final answer
    x = 287,816.51

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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.