Home / 903,257.56-1,354,754.45-263,389.36

Finding the Fourth Proportional to 903,257.56, 1,354,754.45 and 263,389.36

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Solution

The fourth proportional to 903,257.56, 1,354,754.45 and 263,389.36 is: 395,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,257.56 : 1,354,754.45 = 263,389.36 : x
  2. Step 2: Convert to fraction form
    903,257.56/1,354,754.45 = 263,389.36/x
  3. Step 3: Cross multiply
    903,257.56x = 1,354,754.45 × 263,389.36
  4. Step 4: Simplify right side
    903,257.56x = 356,827,907,542.65
  5. Step 5: Solve for x
    x = 356,827,907,542.65/903,257.56
  6. Step 6: Final answer
    x = 395,045.58

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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.