Finding the Fourth Proportional to 359,644.74, 539,294.99 and 169,946.79
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Solution
The fourth proportional to 359,644.74, 539,294.99 and 169,946.79 is: 254,838.85
Step by Step Solution
- Step 1: Write the proportion equation
359,644.74 : 539,294.99 = 169,946.79 : x - Step 2: Convert to fraction form
359,644.74/539,294.99 = 169,946.79/x - Step 3: Cross multiply
359,644.74x = 539,294.99 × 169,946.79 - Step 4: Simplify right side
359,644.74x = 91,651,452,413.58 - Step 5: Solve for x
x = 91,651,452,413.58/359,644.74 - Step 6: Final answer
x = 254,838.85
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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.