Home / 1,264,264.80-1,896,008.40-365,791.20

Finding the Fourth Proportional to 1,264,264.80, 1,896,008.40 and 365,791.20

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Solution

The fourth proportional to 1,264,264.80, 1,896,008.40 and 365,791.20 is: 548,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,264.80 : 1,896,008.40 = 365,791.20 : x
  2. Step 2: Convert to fraction form
    1,264,264.80/1,896,008.40 = 365,791.20/x
  3. Step 3: Cross multiply
    1,264,264.80x = 1,896,008.40 × 365,791.20
  4. Step 4: Simplify right side
    1,264,264.80x = 693,543,187,846.08
  5. Step 5: Solve for x
    x = 693,543,187,846.08/1,264,264.80
  6. Step 6: Final answer
    x = 548,574.31

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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.