Home / 702,602.58-1,054,071.51-229,288.78

Finding the Fourth Proportional to 702,602.58, 1,054,071.51 and 229,288.78

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Solution

The fourth proportional to 702,602.58, 1,054,071.51 and 229,288.78 is: 343,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,602.58 : 1,054,071.51 = 229,288.78 : x
  2. Step 2: Convert to fraction form
    702,602.58/1,054,071.51 = 229,288.78/x
  3. Step 3: Cross multiply
    702,602.58x = 1,054,071.51 × 229,288.78
  4. Step 4: Simplify right side
    702,602.58x = 241,686,770,560.66
  5. Step 5: Solve for x
    x = 241,686,770,560.66/702,602.58
  6. Step 6: Final answer
    x = 343,987.88

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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.