Finding the Fourth Proportional to 692,965.84, 1,038,611.64 and 337,447.12
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Solution
The fourth proportional to 692,965.84, 1,038,611.64 and 337,447.12 is: 505,763.04
Step by Step Solution
- Step 1: Write the proportion equation
692,965.84 : 1,038,611.64 = 337,447.12 : x - Step 2: Convert to fraction form
692,965.84/1,038,611.64 = 337,447.12/x - Step 3: Cross multiply
692,965.84x = 1,038,611.64 × 337,447.12 - Step 4: Simplify right side
692,965.84x = 350,476,506,716.48 - Step 5: Solve for x
x = 350,476,506,716.48/692,965.84 - Step 6: Final answer
x = 505,763.04
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.