Home / 682,148.79-1,025,465.67-632,824.65

Finding the Fourth Proportional to 682,148.79, 1,025,465.67 and 632,824.65

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Solution

The fourth proportional to 682,148.79, 1,025,465.67 and 632,824.65 is: 951,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,148.79 : 1,025,465.67 = 632,824.65 : x
  2. Step 2: Convert to fraction form
    682,148.79/1,025,465.67 = 632,824.65/x
  3. Step 3: Cross multiply
    682,148.79x = 1,025,465.67 × 632,824.65
  4. Step 4: Simplify right side
    682,148.79x = 648,939,953,704.77
  5. Step 5: Solve for x
    x = 648,939,953,704.77/682,148.79
  6. Step 6: Final answer
    x = 951,317.31

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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.