Home / 682,949.48-942,471.67-377,026.28

Finding the Fourth Proportional to 682,949.48, 942,471.67 and 377,026.28

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Solution

The fourth proportional to 682,949.48, 942,471.67 and 377,026.28 is: 520,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,949.48 : 942,471.67 = 377,026.28 : x
  2. Step 2: Convert to fraction form
    682,949.48/942,471.67 = 377,026.28/x
  3. Step 3: Cross multiply
    682,949.48x = 942,471.67 × 377,026.28
  4. Step 4: Simplify right side
    682,949.48x = 355,336,586,331.76
  5. Step 5: Solve for x
    x = 355,336,586,331.76/682,949.48
  6. Step 6: Final answer
    x = 520,297.03

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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.