Home / 787,275.19-1,181,100.18-254,796.22

Finding the Fourth Proportional to 787,275.19, 1,181,100.18 and 254,796.22

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Solution

The fourth proportional to 787,275.19, 1,181,100.18 and 254,796.22 is: 382,254.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,275.19 : 1,181,100.18 = 254,796.22 : x
  2. Step 2: Convert to fraction form
    787,275.19/1,181,100.18 = 254,796.22/x
  3. Step 3: Cross multiply
    787,275.19x = 1,181,100.18 × 254,796.22
  4. Step 4: Simplify right side
    787,275.19x = 300,939,858,352.57
  5. Step 5: Solve for x
    x = 300,939,858,352.57/787,275.19
  6. Step 6: Final answer
    x = 382,254.98

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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.