Home / 773,939.88-1,161,242.46-400,225.32

Finding the Fourth Proportional to 773,939.88, 1,161,242.46 and 400,225.32

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Solution

The fourth proportional to 773,939.88, 1,161,242.46 and 400,225.32 is: 600,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,939.88 : 1,161,242.46 = 400,225.32 : x
  2. Step 2: Convert to fraction form
    773,939.88/1,161,242.46 = 400,225.32/x
  3. Step 3: Cross multiply
    773,939.88x = 1,161,242.46 × 400,225.32
  4. Step 4: Simplify right side
    773,939.88x = 464,758,635,151.09
  5. Step 5: Solve for x
    x = 464,758,635,151.09/773,939.88
  6. Step 6: Final answer
    x = 600,510.00

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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.