Finding the Fourth Proportional to 534,413.19, 737,460.80 and 292,648.85
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Solution
The fourth proportional to 534,413.19, 737,460.80 and 292,648.85 is: 403,839.31
Step by Step Solution
- Step 1: Write the proportion equation
534,413.19 : 737,460.80 = 292,648.85 : x - Step 2: Convert to fraction form
534,413.19/737,460.80 = 292,648.85/x - Step 3: Cross multiply
534,413.19x = 737,460.80 × 292,648.85 - Step 4: Simplify right side
534,413.19x = 215,817,055,398.59 - Step 5: Solve for x
x = 215,817,055,398.59/534,413.19 - Step 6: Final answer
x = 403,839.31
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1.5x scale
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.