Home / 1,252,684.78-1,879,010.76-306,063.70

Finding the Fourth Proportional to 1,252,684.78, 1,879,010.76 and 306,063.70

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Solution

The fourth proportional to 1,252,684.78, 1,879,010.76 and 306,063.70 is: 459,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,684.78 : 1,879,010.76 = 306,063.70 : x
  2. Step 2: Convert to fraction form
    1,252,684.78/1,879,010.76 = 306,063.70/x
  3. Step 3: Cross multiply
    1,252,684.78x = 1,879,010.76 × 306,063.70
  4. Step 4: Simplify right side
    1,252,684.78x = 575,096,985,545.41
  5. Step 5: Solve for x
    x = 575,096,985,545.41/1,252,684.78
  6. Step 6: Final answer
    x = 459,091.54

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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.