Home / 922,922.40-1,384,383.60-291,885.60

Finding the Fourth Proportional to 922,922.40, 1,384,383.60 and 291,885.60

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Solution

The fourth proportional to 922,922.40, 1,384,383.60 and 291,885.60 is: 437,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,922.40 : 1,384,383.60 = 291,885.60 : x
  2. Step 2: Convert to fraction form
    922,922.40/1,384,383.60 = 291,885.60/x
  3. Step 3: Cross multiply
    922,922.40x = 1,384,383.60 × 291,885.60
  4. Step 4: Simplify right side
    922,922.40x = 404,081,637,716.16
  5. Step 5: Solve for x
    x = 404,081,637,716.16/922,922.40
  6. Step 6: Final answer
    x = 437,828.40

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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.