Home / 1,198,763.02-1,798,264.80-345,855.79

Finding the Fourth Proportional to 1,198,763.02, 1,798,264.80 and 345,855.79

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Solution

The fourth proportional to 1,198,763.02, 1,798,264.80 and 345,855.79 is: 518,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,763.02 : 1,798,264.80 = 345,855.79 : x
  2. Step 2: Convert to fraction form
    1,198,763.02/1,798,264.80 = 345,855.79/x
  3. Step 3: Cross multiply
    1,198,763.02x = 1,798,264.80 × 345,855.79
  4. Step 4: Simplify right side
    1,198,763.02x = 621,940,293,033.19
  5. Step 5: Solve for x
    x = 621,940,293,033.19/1,198,763.02
  6. Step 6: Final answer
    x = 518,818.38

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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.