Finding the Fourth Proportional to 337,252.12, 505,813.18 and 157,287.88
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Solution
The fourth proportional to 337,252.12, 505,813.18 and 157,287.88 is: 235,901.51
Step by Step Solution
- Step 1: Write the proportion equation
337,252.12 : 505,813.18 = 157,287.88 : x - Step 2: Convert to fraction form
337,252.12/505,813.18 = 157,287.88/x - Step 3: Cross multiply
337,252.12x = 505,813.18 × 157,287.88 - Step 4: Simplify right side
337,252.12x = 79,558,282,758.26 - Step 5: Solve for x
x = 79,558,282,758.26/337,252.12 - Step 6: Final answer
x = 235,901.51
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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.