Finding the Fourth Proportional to 585,477.68, 807,959.04 and 317,205.68
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Solution
The fourth proportional to 585,477.68, 807,959.04 and 317,205.68 is: 437,743.75
Step by Step Solution
- Step 1: Write the proportion equation
585,477.68 : 807,959.04 = 317,205.68 : x - Step 2: Convert to fraction form
585,477.68/807,959.04 = 317,205.68/x - Step 3: Cross multiply
585,477.68x = 807,959.04 × 317,205.68 - Step 4: Simplify right side
585,477.68x = 256,289,196,695.35 - Step 5: Solve for x
x = 256,289,196,695.35/585,477.68 - Step 6: Final answer
x = 437,743.75
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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.