Home / 554,475.07-765,176.42-299,826.26

Finding the Fourth Proportional to 554,475.07, 765,176.42 and 299,826.26

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Solution

The fourth proportional to 554,475.07, 765,176.42 and 299,826.26 is: 413,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,475.07 : 765,176.42 = 299,826.26 : x
  2. Step 2: Convert to fraction form
    554,475.07/765,176.42 = 299,826.26/x
  3. Step 3: Cross multiply
    554,475.07x = 765,176.42 × 299,826.26
  4. Step 4: Simplify right side
    554,475.07x = 229,419,984,041.88
  5. Step 5: Solve for x
    x = 229,419,984,041.88/554,475.07
  6. Step 6: Final answer
    x = 413,760.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.