Home / 204,730.40-307,095.60-190,906.40

Finding the Fourth Proportional to 204,730.40, 307,095.60 and 190,906.40

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Solution

The fourth proportional to 204,730.40, 307,095.60 and 190,906.40 is: 286,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,730.40 : 307,095.60 = 190,906.40 : x
  2. Step 2: Convert to fraction form
    204,730.40/307,095.60 = 190,906.40/x
  3. Step 3: Cross multiply
    204,730.40x = 307,095.60 × 190,906.40
  4. Step 4: Simplify right side
    204,730.40x = 58,626,515,451.84
  5. Step 5: Solve for x
    x = 58,626,515,451.84/204,730.40
  6. Step 6: Final answer
    x = 286,359.60

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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.