Finding the Fourth Proportional to 369,452.84, 553,299.59 and 235,919.48
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Solution
The fourth proportional to 369,452.84, 553,299.59 and 235,919.48 is: 353,317.50
Step by Step Solution
- Step 1: Write the proportion equation
369,452.84 : 553,299.59 = 235,919.48 : x - Step 2: Convert to fraction form
369,452.84/553,299.59 = 235,919.48/x - Step 3: Cross multiply
369,452.84x = 553,299.59 × 235,919.48 - Step 4: Simplify right side
369,452.84x = 130,534,153,530.06 - Step 5: Solve for x
x = 130,534,153,530.06/369,452.84 - Step 6: Final answer
x = 353,317.50
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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.