Home / 1,198,762.52-1,798,264.05-345,855.29

Finding the Fourth Proportional to 1,198,762.52, 1,798,264.05 and 345,855.29

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Solution

The fourth proportional to 1,198,762.52, 1,798,264.05 and 345,855.29 is: 518,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,762.52 : 1,798,264.05 = 345,855.29 : x
  2. Step 2: Convert to fraction form
    1,198,762.52/1,798,264.05 = 345,855.29/x
  3. Step 3: Cross multiply
    1,198,762.52x = 1,798,264.05 × 345,855.29
  4. Step 4: Simplify right side
    1,198,762.52x = 621,939,134,509.33
  5. Step 5: Solve for x
    x = 621,939,134,509.33/1,198,762.52
  6. Step 6: Final answer
    x = 518,817.63

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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.