Home / 1,008,494.28-1,391,722.32-549,608.94

Finding the Fourth Proportional to 1,008,494.28, 1,391,722.32 and 549,608.94

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Solution

The fourth proportional to 1,008,494.28, 1,391,722.32 and 549,608.94 is: 758,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,494.28 : 1,391,722.32 = 549,608.94 : x
  2. Step 2: Convert to fraction form
    1,008,494.28/1,391,722.32 = 549,608.94/x
  3. Step 3: Cross multiply
    1,008,494.28x = 1,391,722.32 × 549,608.94
  4. Step 4: Simplify right side
    1,008,494.28x = 764,903,029,069.54
  5. Step 5: Solve for x
    x = 764,903,029,069.54/1,008,494.28
  6. Step 6: Final answer
    x = 758,460.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.