Finding the Fourth Proportional to 759,653.91, 1,048,280.00 and 415,421.91
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Solution
The fourth proportional to 759,653.91, 1,048,280.00 and 415,421.91 is: 573,259.05
Step by Step Solution
- Step 1: Write the proportion equation
759,653.91 : 1,048,280.00 = 415,421.91 : x - Step 2: Convert to fraction form
759,653.91/1,048,280.00 = 415,421.91/x - Step 3: Cross multiply
759,653.91x = 1,048,280.00 × 415,421.91 - Step 4: Simplify right side
759,653.91x = 435,478,477,737.69 - Step 5: Solve for x
x = 435,478,477,737.69/759,653.91 - Step 6: Final answer
x = 573,259.05
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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.