Home / 1,178,303.76-1,767,557.16-325,375.56

Finding the Fourth Proportional to 1,178,303.76, 1,767,557.16 and 325,375.56

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Solution

The fourth proportional to 1,178,303.76, 1,767,557.16 and 325,375.56 is: 488,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,303.76 : 1,767,557.16 = 325,375.56 : x
  2. Step 2: Convert to fraction form
    1,178,303.76/1,767,557.16 = 325,375.56/x
  3. Step 3: Cross multiply
    1,178,303.76x = 1,767,557.16 × 325,375.56
  4. Step 4: Simplify right side
    1,178,303.76x = 575,119,900,767.01
  5. Step 5: Solve for x
    x = 575,119,900,767.01/1,178,303.76
  6. Step 6: Final answer
    x = 488,091.37

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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.