Home / 981,929.15-1,355,040.98-568,483.37

Finding the Fourth Proportional to 981,929.15, 1,355,040.98 and 568,483.37

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Solution

The fourth proportional to 981,929.15, 1,355,040.98 and 568,483.37 is: 784,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,929.15 : 1,355,040.98 = 568,483.37 : x
  2. Step 2: Convert to fraction form
    981,929.15/1,355,040.98 = 568,483.37/x
  3. Step 3: Cross multiply
    981,929.15x = 1,355,040.98 × 568,483.37
  4. Step 4: Simplify right side
    981,929.15x = 770,318,262,798.50
  5. Step 5: Solve for x
    x = 770,318,262,798.50/981,929.15
  6. Step 6: Final answer
    x = 784,494.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.