Home / 823,291.59-1,235,055.05-254,721.25

Finding the Fourth Proportional to 823,291.59, 1,235,055.05 and 254,721.25

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Solution

The fourth proportional to 823,291.59, 1,235,055.05 and 254,721.25 is: 382,118.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,291.59 : 1,235,055.05 = 254,721.25 : x
  2. Step 2: Convert to fraction form
    823,291.59/1,235,055.05 = 254,721.25/x
  3. Step 3: Cross multiply
    823,291.59x = 1,235,055.05 × 254,721.25
  4. Step 4: Simplify right side
    823,291.59x = 314,594,758,705.93
  5. Step 5: Solve for x
    x = 314,594,758,705.93/823,291.59
  6. Step 6: Final answer
    x = 382,118.27

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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.