Finding the Fourth Proportional to 377,962.97, 521,567.68 and 216,802.94
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Solution
The fourth proportional to 377,962.97, 521,567.68 and 216,802.94 is: 299,175.88
Step by Step Solution
- Step 1: Write the proportion equation
377,962.97 : 521,567.68 = 216,802.94 : x - Step 2: Convert to fraction form
377,962.97/521,567.68 = 216,802.94/x - Step 3: Cross multiply
377,962.97x = 521,567.68 × 216,802.94 - Step 4: Simplify right side
377,962.97x = 113,077,405,129.06 - Step 5: Solve for x
x = 113,077,405,129.06/377,962.97 - Step 6: Final answer
x = 299,175.88
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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.