Home / 760,936.40-1,141,318.20-200,027.60

Finding the Fourth Proportional to 760,936.40, 1,141,318.20 and 200,027.60

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Solution

The fourth proportional to 760,936.40, 1,141,318.20 and 200,027.60 is: 300,018.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,936.40 : 1,141,318.20 = 200,027.60 : x
  2. Step 2: Convert to fraction form
    760,936.40/1,141,318.20 = 200,027.60/x
  3. Step 3: Cross multiply
    760,936.40x = 1,141,318.20 × 200,027.60
  4. Step 4: Simplify right side
    760,936.40x = 228,295,140,382.32
  5. Step 5: Solve for x
    x = 228,295,140,382.32/760,936.40
  6. Step 6: Final answer
    x = 300,018.69

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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.