Finding the Fourth Proportional to 759,924.84, 1,048,688.40 and 415,757.52
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Solution
The fourth proportional to 759,924.84, 1,048,688.40 and 415,757.52 is: 573,741.07
Step by Step Solution
- Step 1: Write the proportion equation
759,924.84 : 1,048,688.40 = 415,757.52 : x - Step 2: Convert to fraction form
759,924.84/1,048,688.40 = 415,757.52/x - Step 3: Cross multiply
759,924.84x = 1,048,688.40 × 415,757.52 - Step 4: Simplify right side
759,924.84x = 436,000,088,436.77 - Step 5: Solve for x
x = 436,000,088,436.77/759,924.84 - Step 6: Final answer
x = 573,741.07
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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.