Finding the Fourth Proportional to 808,374.84, 1,212,757.04 and 302,940.24
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Solution
The fourth proportional to 808,374.84, 1,212,757.04 and 302,940.24 is: 454,483.35
Step by Step Solution
- Step 1: Write the proportion equation
808,374.84 : 1,212,757.04 = 302,940.24 : x - Step 2: Convert to fraction form
808,374.84/1,212,757.04 = 302,940.24/x - Step 3: Cross multiply
808,374.84x = 1,212,757.04 × 302,940.24 - Step 4: Simplify right side
808,374.84x = 367,392,908,759.29 - Step 5: Solve for x
x = 367,392,908,759.29/808,374.84 - Step 6: Final answer
x = 454,483.35
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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.