Home / 635,619.24-877,130.96-349,122.24

Finding the Fourth Proportional to 635,619.24, 877,130.96 and 349,122.24

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Solution

The fourth proportional to 635,619.24, 877,130.96 and 349,122.24 is: 481,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,619.24 : 877,130.96 = 349,122.24 : x
  2. Step 2: Convert to fraction form
    635,619.24/877,130.96 = 349,122.24/x
  3. Step 3: Cross multiply
    635,619.24x = 877,130.96 × 349,122.24
  4. Step 4: Simplify right side
    635,619.24x = 306,225,925,528.55
  5. Step 5: Solve for x
    x = 306,225,925,528.55/635,619.24
  6. Step 6: Final answer
    x = 481,775.73

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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.