Home / 874,474.61-1,308,749.22-537,728.57

Finding the Fourth Proportional to 874,474.61, 1,308,749.22 and 537,728.57

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Solution

The fourth proportional to 874,474.61, 1,308,749.22 and 537,728.57 is: 804,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,474.61 : 1,308,749.22 = 537,728.57 : x
  2. Step 2: Convert to fraction form
    874,474.61/1,308,749.22 = 537,728.57/x
  3. Step 3: Cross multiply
    874,474.61x = 1,308,749.22 × 537,728.57
  4. Step 4: Simplify right side
    874,474.61x = 703,751,846,559.22
  5. Step 5: Solve for x
    x = 703,751,846,559.22/874,474.61
  6. Step 6: Final answer
    x = 804,771.05

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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.