Finding the Fourth Proportional to 351,537.79, 527,331.35 and 141,175.75
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Solution
The fourth proportional to 351,537.79, 527,331.35 and 141,175.75 is: 211,773.53
Step by Step Solution
- Step 1: Write the proportion equation
351,537.79 : 527,331.35 = 141,175.75 : x - Step 2: Convert to fraction form
351,537.79/527,331.35 = 141,175.75/x - Step 3: Cross multiply
351,537.79x = 527,331.35 × 141,175.75 - Step 4: Simplify right side
351,537.79x = 74,446,398,128.88 - Step 5: Solve for x
x = 74,446,398,128.88/351,537.79 - Step 6: Final answer
x = 211,773.53
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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.