Home / 922,296.48-1,383,451.20-291,261.12

Finding the Fourth Proportional to 922,296.48, 1,383,451.20 and 291,261.12

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Solution

The fourth proportional to 922,296.48, 1,383,451.20 and 291,261.12 is: 436,893.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,296.48 : 1,383,451.20 = 291,261.12 : x
  2. Step 2: Convert to fraction form
    922,296.48/1,383,451.20 = 291,261.12/x
  3. Step 3: Cross multiply
    922,296.48x = 1,383,451.20 × 291,261.12
  4. Step 4: Simplify right side
    922,296.48x = 402,945,545,977.34
  5. Step 5: Solve for x
    x = 402,945,545,977.34/922,296.48
  6. Step 6: Final answer
    x = 436,893.73

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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.