Home / 298,944.18-447,916.97-210,038.51

Finding the Fourth Proportional to 298,944.18, 447,916.97 and 210,038.51

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Solution

The fourth proportional to 298,944.18, 447,916.97 and 210,038.51 is: 314,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,944.18 : 447,916.97 = 210,038.51 : x
  2. Step 2: Convert to fraction form
    298,944.18/447,916.97 = 210,038.51/x
  3. Step 3: Cross multiply
    298,944.18x = 447,916.97 × 210,038.51
  4. Step 4: Simplify right side
    298,944.18x = 94,079,814,627.40
  5. Step 5: Solve for x
    x = 94,079,814,627.40/298,944.18
  6. Step 6: Final answer
    x = 314,706.96

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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.