Home / 849,474.95-1,272,717.66-798,905.03

Finding the Fourth Proportional to 849,474.95, 1,272,717.66 and 798,905.03

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Solution

The fourth proportional to 849,474.95, 1,272,717.66 and 798,905.03 is: 1,196,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,474.95 : 1,272,717.66 = 798,905.03 : x
  2. Step 2: Convert to fraction form
    849,474.95/1,272,717.66 = 798,905.03/x
  3. Step 3: Cross multiply
    849,474.95x = 1,272,717.66 × 798,905.03
  4. Step 4: Simplify right side
    849,474.95x = 1,016,780,536,976.14
  5. Step 5: Solve for x
    x = 1,016,780,536,976.14/849,474.95
  6. Step 6: Final answer
    x = 1,196,951.77

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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.