Home / 298,949.81-447,925.41-210,044.15

Finding the Fourth Proportional to 298,949.81, 447,925.41 and 210,044.15

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Solution

The fourth proportional to 298,949.81, 447,925.41 and 210,044.15 is: 314,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,949.81 : 447,925.41 = 210,044.15 : x
  2. Step 2: Convert to fraction form
    298,949.81/447,925.41 = 210,044.15/x
  3. Step 3: Cross multiply
    298,949.81x = 447,925.41 × 210,044.15
  4. Step 4: Simplify right side
    298,949.81x = 94,084,112,006.85
  5. Step 5: Solve for x
    x = 94,084,112,006.85/298,949.81
  6. Step 6: Final answer
    x = 314,715.41

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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.