Home / 682,822.50-942,295.08-376,898.95

Finding the Fourth Proportional to 682,822.50, 942,295.08 and 376,898.95

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Solution

The fourth proportional to 682,822.50, 942,295.08 and 376,898.95 is: 520,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,822.50 : 942,295.08 = 376,898.95 : x
  2. Step 2: Convert to fraction form
    682,822.50/942,295.08 = 376,898.95/x
  3. Step 3: Cross multiply
    682,822.50x = 942,295.08 × 376,898.95
  4. Step 4: Simplify right side
    682,822.50x = 355,150,026,242.17
  5. Step 5: Solve for x
    x = 355,150,026,242.17/682,822.50
  6. Step 6: Final answer
    x = 520,120.57

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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.