Finding the Fourth Proportional to 636,372.18, 954,602.01 and 187,104.06
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Solution
The fourth proportional to 636,372.18, 954,602.01 and 187,104.06 is: 280,668.95
Step by Step Solution
- Step 1: Write the proportion equation
636,372.18 : 954,602.01 = 187,104.06 : x - Step 2: Convert to fraction form
636,372.18/954,602.01 = 187,104.06/x - Step 3: Cross multiply
636,372.18x = 954,602.01 × 187,104.06 - Step 4: Simplify right side
636,372.18x = 178,609,911,755.16 - Step 5: Solve for x
x = 178,609,911,755.16/636,372.18 - Step 6: Final answer
x = 280,668.95
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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.