Finding the Fourth Proportional to 908,744.40, 1,254,016.08 and 500,844.99
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Solution
The fourth proportional to 908,744.40, 1,254,016.08 and 500,844.99 is: 691,137.87
Step by Step Solution
- Step 1: Write the proportion equation
908,744.40 : 1,254,016.08 = 500,844.99 : x - Step 2: Convert to fraction form
908,744.40/1,254,016.08 = 500,844.99/x - Step 3: Cross multiply
908,744.40x = 1,254,016.08 × 500,844.99 - Step 4: Simplify right side
908,744.40x = 628,067,671,047.44 - Step 5: Solve for x
x = 628,067,671,047.44/908,744.40 - Step 6: Final answer
x = 691,137.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.