Home / 682,949.40-1,024,577.70-402,322.20

Finding the Fourth Proportional to 682,949.40, 1,024,577.70 and 402,322.20

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Solution

The fourth proportional to 682,949.40, 1,024,577.70 and 402,322.20 is: 603,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,949.40 : 1,024,577.70 = 402,322.20 : x
  2. Step 2: Convert to fraction form
    682,949.40/1,024,577.70 = 402,322.20/x
  3. Step 3: Cross multiply
    682,949.40x = 1,024,577.70 × 402,322.20
  4. Step 4: Simplify right side
    682,949.40x = 412,210,354,334.94
  5. Step 5: Solve for x
    x = 412,210,354,334.94/682,949.40
  6. Step 6: Final answer
    x = 603,573.79

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1.5x scale

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.