Home / 980,667.36-1,471,096.44-381,677.22

Finding the Fourth Proportional to 980,667.36, 1,471,096.44 and 381,677.22

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Solution

The fourth proportional to 980,667.36, 1,471,096.44 and 381,677.22 is: 572,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,667.36 : 1,471,096.44 = 381,677.22 : x
  2. Step 2: Convert to fraction form
    980,667.36/1,471,096.44 = 381,677.22/x
  3. Step 3: Cross multiply
    980,667.36x = 1,471,096.44 × 381,677.22
  4. Step 4: Simplify right side
    980,667.36x = 561,483,999,571.10
  5. Step 5: Solve for x
    x = 561,483,999,571.10/980,667.36
  6. Step 6: Final answer
    x = 572,552.96

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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.