Home / 882,455.62-1,323,246.20-313,751.50

Finding the Fourth Proportional to 882,455.62, 1,323,246.20 and 313,751.50

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Solution

The fourth proportional to 882,455.62, 1,323,246.20 and 313,751.50 is: 470,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,455.62 : 1,323,246.20 = 313,751.50 : x
  2. Step 2: Convert to fraction form
    882,455.62/1,323,246.20 = 313,751.50/x
  3. Step 3: Cross multiply
    882,455.62x = 1,323,246.20 × 313,751.50
  4. Step 4: Simplify right side
    882,455.62x = 415,170,480,119.30
  5. Step 5: Solve for x
    x = 415,170,480,119.30/882,455.62
  6. Step 6: Final answer
    x = 470,471.80

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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.