Home / 810,192.08-1,215,181.56-249,179.60

Finding the Fourth Proportional to 810,192.08, 1,215,181.56 and 249,179.60

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Solution

The fourth proportional to 810,192.08, 1,215,181.56 and 249,179.60 is: 373,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,192.08 : 1,215,181.56 = 249,179.60 : x
  2. Step 2: Convert to fraction form
    810,192.08/1,215,181.56 = 249,179.60/x
  3. Step 3: Cross multiply
    810,192.08x = 1,215,181.56 × 249,179.60
  4. Step 4: Simplify right side
    810,192.08x = 302,798,455,048.18
  5. Step 5: Solve for x
    x = 302,798,455,048.18/810,192.08
  6. Step 6: Final answer
    x = 373,736.63

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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.