Home / 810,194.08-1,215,184.56-249,181.60

Finding the Fourth Proportional to 810,194.08, 1,215,184.56 and 249,181.60

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Solution

The fourth proportional to 810,194.08, 1,215,184.56 and 249,181.60 is: 373,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,194.08 : 1,215,184.56 = 249,181.60 : x
  2. Step 2: Convert to fraction form
    810,194.08/1,215,184.56 = 249,181.60/x
  3. Step 3: Cross multiply
    810,194.08x = 1,215,184.56 × 249,181.60
  4. Step 4: Simplify right side
    810,194.08x = 302,801,632,956.10
  5. Step 5: Solve for x
    x = 302,801,632,956.10/810,194.08
  6. Step 6: Final answer
    x = 373,739.63

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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.