Home / 889,756.65-1,227,849.00-481,855.18

Finding the Fourth Proportional to 889,756.65, 1,227,849.00 and 481,855.18

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Solution

The fourth proportional to 889,756.65, 1,227,849.00 and 481,855.18 is: 664,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,756.65 : 1,227,849.00 = 481,855.18 : x
  2. Step 2: Convert to fraction form
    889,756.65/1,227,849.00 = 481,855.18/x
  3. Step 3: Cross multiply
    889,756.65x = 1,227,849.00 × 481,855.18
  4. Step 4: Simplify right side
    889,756.65x = 591,645,402,399.11
  5. Step 5: Solve for x
    x = 591,645,402,399.11/889,756.65
  6. Step 6: Final answer
    x = 664,951.93

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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.