Home / 1,144,659.45-1,579,648.59-628,460.94

Finding the Fourth Proportional to 1,144,659.45, 1,579,648.59 and 628,460.94

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Solution

The fourth proportional to 1,144,659.45, 1,579,648.59 and 628,460.94 is: 867,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,659.45 : 1,579,648.59 = 628,460.94 : x
  2. Step 2: Convert to fraction form
    1,144,659.45/1,579,648.59 = 628,460.94/x
  3. Step 3: Cross multiply
    1,144,659.45x = 1,579,648.59 × 628,460.94
  4. Step 4: Simplify right side
    1,144,659.45x = 992,747,437,741.08
  5. Step 5: Solve for x
    x = 992,747,437,741.08/1,144,659.45
  6. Step 6: Final answer
    x = 867,286.28

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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.