Home / 1,202,649.22-1,803,972.21-492,678.46

Finding the Fourth Proportional to 1,202,649.22, 1,803,972.21 and 492,678.46

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Solution

The fourth proportional to 1,202,649.22, 1,803,972.21 and 492,678.46 is: 739,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,649.22 : 1,803,972.21 = 492,678.46 : x
  2. Step 2: Convert to fraction form
    1,202,649.22/1,803,972.21 = 492,678.46/x
  3. Step 3: Cross multiply
    1,202,649.22x = 1,803,972.21 × 492,678.46
  4. Step 4: Simplify right side
    1,202,649.22x = 888,778,250,305.60
  5. Step 5: Solve for x
    x = 888,778,250,305.60/1,202,649.22
  6. Step 6: Final answer
    x = 739,017.03

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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.