Home / 1,307,336.76-1,803,928.32-734,267.16

Finding the Fourth Proportional to 1,307,336.76, 1,803,928.32 and 734,267.16

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Solution

The fourth proportional to 1,307,336.76, 1,803,928.32 and 734,267.16 is: 1,013,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,336.76 : 1,803,928.32 = 734,267.16 : x
  2. Step 2: Convert to fraction form
    1,307,336.76/1,803,928.32 = 734,267.16/x
  3. Step 3: Cross multiply
    1,307,336.76x = 1,803,928.32 × 734,267.16
  4. Step 4: Simplify right side
    1,307,336.76x = 1,324,565,324,369.97
  5. Step 5: Solve for x
    x = 1,324,565,324,369.97/1,307,336.76
  6. Step 6: Final answer
    x = 1,013,178.37

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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.