Finding the Fourth Proportional to 1,134, 1,702.08 and 622.08
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Solution
The fourth proportional to 1,134, 1,702.08 and 622.08 is: 933.71
Step by Step Solution
- Step 1: Write the proportion equation
1,134 : 1,702.08 = 622.08 : x - Step 2: Convert to fraction form
1,134/1,702.08 = 622.08/x - Step 3: Cross multiply
1,134x = 1,702.08 × 622.08 - Step 4: Simplify right side
1,134x = 1,058,829.93 - Step 5: Solve for x
x = 1,058,829.93/1,134 - Step 6: Final answer
x = 933.71
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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.