Home / 269,977.80-404,966.70-266,041.20

Finding the Fourth Proportional to 269,977.80, 404,966.70 and 266,041.20

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Solution

The fourth proportional to 269,977.80, 404,966.70 and 266,041.20 is: 399,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,977.80 : 404,966.70 = 266,041.20 : x
  2. Step 2: Convert to fraction form
    269,977.80/404,966.70 = 266,041.20/x
  3. Step 3: Cross multiply
    269,977.80x = 404,966.70 × 266,041.20
  4. Step 4: Simplify right side
    269,977.80x = 107,737,826,828.04
  5. Step 5: Solve for x
    x = 107,737,826,828.04/269,977.80
  6. Step 6: Final answer
    x = 399,061.80

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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.