Finding the Fourth Proportional to 624,103.14, 861,259.37 and 337,620.72
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Solution
The fourth proportional to 624,103.14, 861,259.37 and 337,620.72 is: 465,914.99
Step by Step Solution
- Step 1: Write the proportion equation
624,103.14 : 861,259.37 = 337,620.72 : x - Step 2: Convert to fraction form
624,103.14/861,259.37 = 337,620.72/x - Step 3: Cross multiply
624,103.14x = 861,259.37 × 337,620.72 - Step 4: Simplify right side
624,103.14x = 290,779,006,918.04 - Step 5: Solve for x
x = 290,779,006,918.04/624,103.14 - Step 6: Final answer
x = 465,914.99
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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.