Finding the Fourth Proportional to 356,994.14, 492,567.41 and 201,948.99
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Solution
The fourth proportional to 356,994.14, 492,567.41 and 201,948.99 is: 278,641.80
Step by Step Solution
- Step 1: Write the proportion equation
356,994.14 : 492,567.41 = 201,948.99 : x - Step 2: Convert to fraction form
356,994.14/492,567.41 = 201,948.99/x - Step 3: Cross multiply
356,994.14x = 492,567.41 × 201,948.99 - Step 4: Simplify right side
356,994.14x = 99,473,489,946.67 - Step 5: Solve for x
x = 99,473,489,946.67/356,994.14 - Step 6: Final answer
x = 278,641.80
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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.