Home / 829,443.60-1,244,165.40-268,534.80

Finding the Fourth Proportional to 829,443.60, 1,244,165.40 and 268,534.80

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Solution

The fourth proportional to 829,443.60, 1,244,165.40 and 268,534.80 is: 402,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,443.60 : 1,244,165.40 = 268,534.80 : x
  2. Step 2: Convert to fraction form
    829,443.60/1,244,165.40 = 268,534.80/x
  3. Step 3: Cross multiply
    829,443.60x = 1,244,165.40 × 268,534.80
  4. Step 4: Simplify right side
    829,443.60x = 334,101,706,855.92
  5. Step 5: Solve for x
    x = 334,101,706,855.92/829,443.60
  6. Step 6: Final answer
    x = 402,802.20

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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.