Home / 789,971.80-1,184,957.70-346,739.80

Finding the Fourth Proportional to 789,971.80, 1,184,957.70 and 346,739.80

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Solution

The fourth proportional to 789,971.80, 1,184,957.70 and 346,739.80 is: 520,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,971.80 : 1,184,957.70 = 346,739.80 : x
  2. Step 2: Convert to fraction form
    789,971.80/1,184,957.70 = 346,739.80/x
  3. Step 3: Cross multiply
    789,971.80x = 1,184,957.70 × 346,739.80
  4. Step 4: Simplify right side
    789,971.80x = 410,871,995,906.46
  5. Step 5: Solve for x
    x = 410,871,995,906.46/789,971.80
  6. Step 6: Final answer
    x = 520,109.70

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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.