Home / 1,149,313.72-1,722,220.96-549,450.40

Finding the Fourth Proportional to 1,149,313.72, 1,722,220.96 and 549,450.40

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Solution

The fourth proportional to 1,149,313.72, 1,722,220.96 and 549,450.40 is: 823,339.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,313.72 : 1,722,220.96 = 549,450.40 : x
  2. Step 2: Convert to fraction form
    1,149,313.72/1,722,220.96 = 549,450.40/x
  3. Step 3: Cross multiply
    1,149,313.72x = 1,722,220.96 × 549,450.40
  4. Step 4: Simplify right side
    1,149,313.72x = 946,274,995,360.38
  5. Step 5: Solve for x
    x = 946,274,995,360.38/1,149,313.72
  6. Step 6: Final answer
    x = 823,339.16

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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.