Finding the Fourth Proportional to 896,549.08, 1,237,206.18 and 488,642.92
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Solution
The fourth proportional to 896,549.08, 1,237,206.18 and 488,642.92 is: 674,310.03
Step by Step Solution
- Step 1: Write the proportion equation
896,549.08 : 1,237,206.18 = 488,642.92 : x - Step 2: Convert to fraction form
896,549.08/1,237,206.18 = 488,642.92/x - Step 3: Cross multiply
896,549.08x = 1,237,206.18 × 488,642.92 - Step 4: Simplify right side
896,549.08x = 604,552,040,437.25 - Step 5: Solve for x
x = 604,552,040,437.25/896,549.08 - Step 6: Final answer
x = 674,310.03
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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.