Finding the Fourth Proportional to 384,294.99, 575,671.37 and 352,904.66
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Solution
The fourth proportional to 384,294.99, 575,671.37 and 352,904.66 is: 528,648.85
Step by Step Solution
- Step 1: Write the proportion equation
384,294.99 : 575,671.37 = 352,904.66 : x - Step 2: Convert to fraction form
384,294.99/575,671.37 = 352,904.66/x - Step 3: Cross multiply
384,294.99x = 575,671.37 × 352,904.66 - Step 4: Simplify right side
384,294.99x = 203,157,104,458.70 - Step 5: Solve for x
x = 203,157,104,458.70/384,294.99 - Step 6: Final answer
x = 528,648.85
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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.