Home / 1,463,189.51-2,194,743.02-398,240.79

Finding the Fourth Proportional to 1,463,189.51, 2,194,743.02 and 398,240.79

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Solution

The fourth proportional to 1,463,189.51, 2,194,743.02 and 398,240.79 is: 597,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,189.51 : 2,194,743.02 = 398,240.79 : x
  2. Step 2: Convert to fraction form
    1,463,189.51/2,194,743.02 = 398,240.79/x
  3. Step 3: Cross multiply
    1,463,189.51x = 2,194,743.02 × 398,240.79
  4. Step 4: Simplify right side
    1,463,189.51x = 874,036,194,131.79
  5. Step 5: Solve for x
    x = 874,036,194,131.79/1,463,189.51
  6. Step 6: Final answer
    x = 597,349.96

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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.