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Finding the Fourth Proportional to 550,604.60, 825,210.24 and 314,080.28

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Solution

The fourth proportional to 550,604.60, 825,210.24 and 314,080.28 is: 470,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,604.60 : 825,210.24 = 314,080.28 : x
  2. Step 2: Convert to fraction form
    550,604.60/825,210.24 = 314,080.28/x
  3. Step 3: Cross multiply
    550,604.60x = 825,210.24 × 314,080.28
  4. Step 4: Simplify right side
    550,604.60x = 259,182,263,238.07
  5. Step 5: Solve for x
    x = 259,182,263,238.07/550,604.60
  6. Step 6: Final answer
    x = 470,723.03

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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.