Finding the Fourth Proportional to 652,247.10, 911,279.70 and 652,247.10
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Solution
The fourth proportional to 652,247.10, 911,279.70 and 652,247.10 is: 911,279.70
Step by Step Solution
- Step 1: Write the proportion equation
652,247.10 : 911,279.70 = 652,247.10 : x - Step 2: Convert to fraction form
652,247.10/911,279.70 = 652,247.10/x - Step 3: Cross multiply
652,247.10x = 911,279.70 × 652,247.10 - Step 4: Simplify right side
652,247.10x = 594,379,541,613.87 - Step 5: Solve for x
x = 594,379,541,613.87/652,247.10 - Step 6: Final answer
x = 911,279.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.