Home / 682,964.14-942,465.78-377,033.96

Finding the Fourth Proportional to 682,964.14, 942,465.78 and 377,033.96

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Solution

The fourth proportional to 682,964.14, 942,465.78 and 377,033.96 is: 520,293.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,964.14 : 942,465.78 = 377,033.96 : x
  2. Step 2: Convert to fraction form
    682,964.14/942,465.78 = 377,033.96/x
  3. Step 3: Cross multiply
    682,964.14x = 942,465.78 × 377,033.96
  4. Step 4: Simplify right side
    682,964.14x = 355,341,605,197.89
  5. Step 5: Solve for x
    x = 355,341,605,197.89/682,964.14
  6. Step 6: Final answer
    x = 520,293.21

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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.