Finding the Fourth Proportional to 864,591.57, 1,193,135.16 and 482,618.35
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Solution
The fourth proportional to 864,591.57, 1,193,135.16 and 482,618.35 is: 666,012.65
Step by Step Solution
- Step 1: Write the proportion equation
864,591.57 : 1,193,135.16 = 482,618.35 : x - Step 2: Convert to fraction form
864,591.57/1,193,135.16 = 482,618.35/x - Step 3: Cross multiply
864,591.57x = 1,193,135.16 × 482,618.35 - Step 4: Simplify right side
864,591.57x = 575,828,925,547.42 - Step 5: Solve for x
x = 575,828,925,547.42/864,591.57 - Step 6: Final answer
x = 666,012.65
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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.