Home / 676,994.42-1,015,466.96-272,311.94

Finding the Fourth Proportional to 676,994.42, 1,015,466.96 and 272,311.94

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Solution

The fourth proportional to 676,994.42, 1,015,466.96 and 272,311.94 is: 408,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,994.42 : 1,015,466.96 = 272,311.94 : x
  2. Step 2: Convert to fraction form
    676,994.42/1,015,466.96 = 272,311.94/x
  3. Step 3: Cross multiply
    676,994.42x = 1,015,466.96 × 272,311.94
  4. Step 4: Simplify right side
    676,994.42x = 276,523,777,883.50
  5. Step 5: Solve for x
    x = 276,523,777,883.50/676,994.42
  6. Step 6: Final answer
    x = 408,457.99

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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.