Home / 682,929.06-942,417.39-376,998.87

Finding the Fourth Proportional to 682,929.06, 942,417.39 and 376,998.87

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Solution

The fourth proportional to 682,929.06, 942,417.39 and 376,998.87 is: 520,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,929.06 : 942,417.39 = 376,998.87 : x
  2. Step 2: Convert to fraction form
    682,929.06/942,417.39 = 376,998.87/x
  3. Step 3: Cross multiply
    682,929.06x = 942,417.39 × 376,998.87
  4. Step 4: Simplify right side
    682,929.06x = 355,290,291,098.35
  5. Step 5: Solve for x
    x = 355,290,291,098.35/682,929.06
  6. Step 6: Final answer
    x = 520,244.80

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1.5x scale

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.