Home / 898,653.72-1,347,992.52-299,615.07

Finding the Fourth Proportional to 898,653.72, 1,347,992.52 and 299,615.07

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Solution

The fourth proportional to 898,653.72, 1,347,992.52 and 299,615.07 is: 449,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,653.72 : 1,347,992.52 = 299,615.07 : x
  2. Step 2: Convert to fraction form
    898,653.72/1,347,992.52 = 299,615.07/x
  3. Step 3: Cross multiply
    898,653.72x = 1,347,992.52 × 299,615.07
  4. Step 4: Simplify right side
    898,653.72x = 403,878,873,239.28
  5. Step 5: Solve for x
    x = 403,878,873,239.28/898,653.72
  6. Step 6: Final answer
    x = 449,426.59

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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.