Home / 340,619.01-470,090.91-187,672.59

Finding the Fourth Proportional to 340,619.01, 470,090.91 and 187,672.59

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Solution

The fourth proportional to 340,619.01, 470,090.91 and 187,672.59 is: 259,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,619.01 : 470,090.91 = 187,672.59 : x
  2. Step 2: Convert to fraction form
    340,619.01/470,090.91 = 187,672.59/x
  3. Step 3: Cross multiply
    340,619.01x = 470,090.91 × 187,672.59
  4. Step 4: Simplify right side
    340,619.01x = 88,223,178,615.16
  5. Step 5: Solve for x
    x = 88,223,178,615.16/340,619.01
  6. Step 6: Final answer
    x = 259,008.38

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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.