Finding the Fourth Proportional to 233,209.62, 349,814.43 and 221,878.26
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Solution
The fourth proportional to 233,209.62, 349,814.43 and 221,878.26 is: 332,817.39
Step by Step Solution
- Step 1: Write the proportion equation
233,209.62 : 349,814.43 = 221,878.26 : x - Step 2: Convert to fraction form
233,209.62/349,814.43 = 221,878.26/x - Step 3: Cross multiply
233,209.62x = 349,814.43 × 221,878.26 - Step 4: Simplify right side
233,209.62x = 77,616,217,051.29 - Step 5: Solve for x
x = 77,616,217,051.29/233,209.62 - Step 6: Final answer
x = 332,817.39
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1.5x scale
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.