Home / 789,738.17-1,184,606.33-257,258.34

Finding the Fourth Proportional to 789,738.17, 1,184,606.33 and 257,258.34

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Solution

The fourth proportional to 789,738.17, 1,184,606.33 and 257,258.34 is: 385,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,738.17 : 1,184,606.33 = 257,258.34 : x
  2. Step 2: Convert to fraction form
    789,738.17/1,184,606.33 = 257,258.34/x
  3. Step 3: Cross multiply
    789,738.17x = 1,184,606.33 × 257,258.34
  4. Step 4: Simplify right side
    789,738.17x = 304,749,858,009.29
  5. Step 5: Solve for x
    x = 304,749,858,009.29/789,738.17
  6. Step 6: Final answer
    x = 385,887.21

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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.