Home / 787,292.60-1,181,126.25-254,813.58

Finding the Fourth Proportional to 787,292.60, 1,181,126.25 and 254,813.58

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Solution

The fourth proportional to 787,292.60, 1,181,126.25 and 254,813.58 is: 382,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,292.60 : 1,181,126.25 = 254,813.58 : x
  2. Step 2: Convert to fraction form
    787,292.60/1,181,126.25 = 254,813.58/x
  3. Step 3: Cross multiply
    787,292.60x = 1,181,126.25 × 254,813.58
  4. Step 4: Simplify right side
    787,292.60x = 300,967,008,194.48
  5. Step 5: Solve for x
    x = 300,967,008,194.48/787,292.60
  6. Step 6: Final answer
    x = 382,281.01

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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.