Finding the Fourth Proportional to 474,690.97, 655,074.50 and 259,844.75
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Solution
The fourth proportional to 474,690.97, 655,074.50 and 259,844.75 is: 358,586.28
Step by Step Solution
- Step 1: Write the proportion equation
474,690.97 : 655,074.50 = 259,844.75 : x - Step 2: Convert to fraction form
474,690.97/655,074.50 = 259,844.75/x - Step 3: Cross multiply
474,690.97x = 655,074.50 × 259,844.75 - Step 4: Simplify right side
474,690.97x = 170,217,669,683.88 - Step 5: Solve for x
x = 170,217,669,683.88/474,690.97 - Step 6: Final answer
x = 358,586.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.