Home / 679,090.44-1,018,002.54-229,496.94

Finding the Fourth Proportional to 679,090.44, 1,018,002.54 and 229,496.94

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Solution

The fourth proportional to 679,090.44, 1,018,002.54 and 229,496.94 is: 344,031.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,090.44 : 1,018,002.54 = 229,496.94 : x
  2. Step 2: Convert to fraction form
    679,090.44/1,018,002.54 = 229,496.94/x
  3. Step 3: Cross multiply
    679,090.44x = 1,018,002.54 × 229,496.94
  4. Step 4: Simplify right side
    679,090.44x = 233,628,467,842.23
  5. Step 5: Solve for x
    x = 233,628,467,842.23/679,090.44
  6. Step 6: Final answer
    x = 344,031.45

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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.