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Finding the Fourth Proportional to 988,894.40, 1,483,341.60 and 240,940.40

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Solution

The fourth proportional to 988,894.40, 1,483,341.60 and 240,940.40 is: 361,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,894.40 : 1,483,341.60 = 240,940.40 : x
  2. Step 2: Convert to fraction form
    988,894.40/1,483,341.60 = 240,940.40/x
  3. Step 3: Cross multiply
    988,894.40x = 1,483,341.60 × 240,940.40
  4. Step 4: Simplify right side
    988,894.40x = 357,396,918,440.64
  5. Step 5: Solve for x
    x = 357,396,918,440.64/988,894.40
  6. Step 6: Final answer
    x = 361,410.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.