Finding the Fourth Proportional to 609,914.58, 841,687.08 and 337,987.05
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Solution
The fourth proportional to 609,914.58, 841,687.08 and 337,987.05 is: 466,424.88
Step by Step Solution
- Step 1: Write the proportion equation
609,914.58 : 841,687.08 = 337,987.05 : x - Step 2: Convert to fraction form
609,914.58/841,687.08 = 337,987.05/x - Step 3: Cross multiply
609,914.58x = 841,687.08 × 337,987.05 - Step 4: Simplify right side
609,914.58x = 284,479,333,192.31 - Step 5: Solve for x
x = 284,479,333,192.31/609,914.58 - Step 6: Final answer
x = 466,424.88
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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.