Home / 460,984.16-691,738.68-368,080.40

Finding the Fourth Proportional to 460,984.16, 691,738.68 and 368,080.40

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Solution

The fourth proportional to 460,984.16, 691,738.68 and 368,080.40 is: 552,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,984.16 : 691,738.68 = 368,080.40 : x
  2. Step 2: Convert to fraction form
    460,984.16/691,738.68 = 368,080.40/x
  3. Step 3: Cross multiply
    460,984.16x = 691,738.68 × 368,080.40
  4. Step 4: Simplify right side
    460,984.16x = 254,615,450,029.87
  5. Step 5: Solve for x
    x = 254,615,450,029.87/460,984.16
  6. Step 6: Final answer
    x = 552,330.15

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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.