Home / 494,547.84-741,820.14-178,929.72

Finding the Fourth Proportional to 494,547.84, 741,820.14 and 178,929.72

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Solution

The fourth proportional to 494,547.84, 741,820.14 and 178,929.72 is: 268,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,547.84 : 741,820.14 = 178,929.72 : x
  2. Step 2: Convert to fraction form
    494,547.84/741,820.14 = 178,929.72/x
  3. Step 3: Cross multiply
    494,547.84x = 741,820.14 × 178,929.72
  4. Step 4: Simplify right side
    494,547.84x = 132,733,669,940.56
  5. Step 5: Solve for x
    x = 132,733,669,940.56/494,547.84
  6. Step 6: Final answer
    x = 268,393.99

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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.