Finding the Fourth Proportional to 572,444.75, 858,766.08 and 193,368.23
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Solution
The fourth proportional to 572,444.75, 858,766.08 and 193,368.23 is: 290,085.77
Step by Step Solution
- Step 1: Write the proportion equation
572,444.75 : 858,766.08 = 193,368.23 : x - Step 2: Convert to fraction form
572,444.75/858,766.08 = 193,368.23/x - Step 3: Cross multiply
572,444.75x = 858,766.08 × 193,368.23 - Step 4: Simplify right side
572,444.75x = 166,058,076,525.31 - Step 5: Solve for x
x = 166,058,076,525.31/572,444.75 - Step 6: Final answer
x = 290,085.77
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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.