Finding the Fourth Proportional to 556,873.76, 835,123.44 and 201,813.44
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Solution
The fourth proportional to 556,873.76, 835,123.44 and 201,813.44 is: 302,652.32
Step by Step Solution
- Step 1: Write the proportion equation
556,873.76 : 835,123.44 = 201,813.44 : x - Step 2: Convert to fraction form
556,873.76/835,123.44 = 201,813.44/x - Step 3: Cross multiply
556,873.76x = 835,123.44 × 201,813.44 - Step 4: Simplify right side
556,873.76x = 168,539,134,251.03 - Step 5: Solve for x
x = 168,539,134,251.03/556,873.76 - Step 6: Final answer
x = 302,652.32
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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.