Home / 789,547.89-1,184,310.82-190,504.02

Finding the Fourth Proportional to 789,547.89, 1,184,310.82 and 190,504.02

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Solution

The fourth proportional to 789,547.89, 1,184,310.82 and 190,504.02 is: 285,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,547.89 : 1,184,310.82 = 190,504.02 : x
  2. Step 2: Convert to fraction form
    789,547.89/1,184,310.82 = 190,504.02/x
  3. Step 3: Cross multiply
    789,547.89x = 1,184,310.82 × 190,504.02
  4. Step 4: Simplify right side
    789,547.89x = 225,615,972,139.50
  5. Step 5: Solve for x
    x = 225,615,972,139.50/789,547.89
  6. Step 6: Final answer
    x = 285,753.37

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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.