Home / 864,172.66-1,296,460.60-295,558.16

Finding the Fourth Proportional to 864,172.66, 1,296,460.60 and 295,558.16

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Solution

The fourth proportional to 864,172.66, 1,296,460.60 and 295,558.16 is: 443,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,172.66 : 1,296,460.60 = 295,558.16 : x
  2. Step 2: Convert to fraction form
    864,172.66/1,296,460.60 = 295,558.16/x
  3. Step 3: Cross multiply
    864,172.66x = 1,296,460.60 × 295,558.16
  4. Step 4: Simplify right side
    864,172.66x = 383,179,509,448.50
  5. Step 5: Solve for x
    x = 383,179,509,448.50/864,172.66
  6. Step 6: Final answer
    x = 443,406.19

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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.