Home / 894,015.20-1,341,022.80-516,101.60

Finding the Fourth Proportional to 894,015.20, 1,341,022.80 and 516,101.60

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Solution

The fourth proportional to 894,015.20, 1,341,022.80 and 516,101.60 is: 774,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,015.20 : 1,341,022.80 = 516,101.60 : x
  2. Step 2: Convert to fraction form
    894,015.20/1,341,022.80 = 516,101.60/x
  3. Step 3: Cross multiply
    894,015.20x = 1,341,022.80 × 516,101.60
  4. Step 4: Simplify right side
    894,015.20x = 692,104,012,716.48
  5. Step 5: Solve for x
    x = 692,104,012,716.48/894,015.20
  6. Step 6: Final answer
    x = 774,152.40

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Double scale
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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.