Home / 974,816.40-1,462,224.60-820,851.60

Finding the Fourth Proportional to 974,816.40, 1,462,224.60 and 820,851.60

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Solution

The fourth proportional to 974,816.40, 1,462,224.60 and 820,851.60 is: 1,231,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,816.40 : 1,462,224.60 = 820,851.60 : x
  2. Step 2: Convert to fraction form
    974,816.40/1,462,224.60 = 820,851.60/x
  3. Step 3: Cross multiply
    974,816.40x = 1,462,224.60 × 820,851.60
  4. Step 4: Simplify right side
    974,816.40x = 1,200,269,402,469.36
  5. Step 5: Solve for x
    x = 1,200,269,402,469.36/974,816.40
  6. Step 6: Final answer
    x = 1,231,277.40

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Similar ratio
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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.