Home / 855,995.60-1,282,764.60-629,589.20

Finding the Fourth Proportional to 855,995.60, 1,282,764.60 and 629,589.20

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Solution

The fourth proportional to 855,995.60, 1,282,764.60 and 629,589.20 is: 943,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,995.60 : 1,282,764.60 = 629,589.20 : x
  2. Step 2: Convert to fraction form
    855,995.60/1,282,764.60 = 629,589.20/x
  3. Step 3: Cross multiply
    855,995.60x = 1,282,764.60 × 629,589.20
  4. Step 4: Simplify right side
    855,995.60x = 807,614,738,302.32
  5. Step 5: Solve for x
    x = 807,614,738,302.32/855,995.60
  6. Step 6: Final answer
    x = 943,480.01

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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.