Home / 917,824.72-1,265,896.20-804,450.64

Finding the Fourth Proportional to 917,824.72, 1,265,896.20 and 804,450.64

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Solution

The fourth proportional to 917,824.72, 1,265,896.20 and 804,450.64 is: 1,109,526.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,824.72 : 1,265,896.20 = 804,450.64 : x
  2. Step 2: Convert to fraction form
    917,824.72/1,265,896.20 = 804,450.64/x
  3. Step 3: Cross multiply
    917,824.72x = 1,265,896.20 × 804,450.64
  4. Step 4: Simplify right side
    917,824.72x = 1,018,351,008,263.57
  5. Step 5: Solve for x
    x = 1,018,351,008,263.57/917,824.72
  6. Step 6: Final answer
    x = 1,109,526.67

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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.