Home / 923,313.60-1,383,415.20-448,977.60

Finding the Fourth Proportional to 923,313.60, 1,383,415.20 and 448,977.60

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Solution

The fourth proportional to 923,313.60, 1,383,415.20 and 448,977.60 is: 672,710.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,313.60 : 1,383,415.20 = 448,977.60 : x
  2. Step 2: Convert to fraction form
    923,313.60/1,383,415.20 = 448,977.60/x
  3. Step 3: Cross multiply
    923,313.60x = 1,383,415.20 × 448,977.60
  4. Step 4: Simplify right side
    923,313.60x = 621,122,436,299.52
  5. Step 5: Solve for x
    x = 621,122,436,299.52/923,313.60
  6. Step 6: Final answer
    x = 672,710.16

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1.5x scale

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.