Finding the Fourth Proportional to 434,715.65, 652,261.19 and 235,176.60
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Solution
The fourth proportional to 434,715.65, 652,261.19 and 235,176.60 is: 352,866.45
Step by Step Solution
- Step 1: Write the proportion equation
434,715.65 : 652,261.19 = 235,176.60 : x - Step 2: Convert to fraction form
434,715.65/652,261.19 = 235,176.60/x - Step 3: Cross multiply
434,715.65x = 652,261.19 × 235,176.60 - Step 4: Simplify right side
434,715.65x = 153,396,567,800.27 - Step 5: Solve for x
x = 153,396,567,800.27/434,715.65 - Step 6: Final answer
x = 352,866.45
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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.