Home / 829,638.56-1,244,443.44-268,674.08

Finding the Fourth Proportional to 829,638.56, 1,244,443.44 and 268,674.08

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Solution

The fourth proportional to 829,638.56, 1,244,443.44 and 268,674.08 is: 403,006.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,638.56 : 1,244,443.44 = 268,674.08 : x
  2. Step 2: Convert to fraction form
    829,638.56/1,244,443.44 = 268,674.08/x
  3. Step 3: Cross multiply
    829,638.56x = 1,244,443.44 × 268,674.08
  4. Step 4: Simplify right side
    829,638.56x = 334,349,696,354.04
  5. Step 5: Solve for x
    x = 334,349,696,354.04/829,638.56
  6. Step 6: Final answer
    x = 403,006.46

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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.