Home / 682,977.20-1,024,465.80-328,683.20

Finding the Fourth Proportional to 682,977.20, 1,024,465.80 and 328,683.20

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Solution

The fourth proportional to 682,977.20, 1,024,465.80 and 328,683.20 is: 493,024.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,977.20 : 1,024,465.80 = 328,683.20 : x
  2. Step 2: Convert to fraction form
    682,977.20/1,024,465.80 = 328,683.20/x
  3. Step 3: Cross multiply
    682,977.20x = 1,024,465.80 × 328,683.20
  4. Step 4: Simplify right side
    682,977.20x = 336,724,697,434.56
  5. Step 5: Solve for x
    x = 336,724,697,434.56/682,977.20
  6. Step 6: Final answer
    x = 493,024.80

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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.