Finding the Fourth Proportional to 847,024.14, 1,168,559.96 and 484,253.12
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Solution
The fourth proportional to 847,024.14, 1,168,559.96 and 484,253.12 is: 668,078.72
Step by Step Solution
- Step 1: Write the proportion equation
847,024.14 : 1,168,559.96 = 484,253.12 : x - Step 2: Convert to fraction form
847,024.14/1,168,559.96 = 484,253.12/x - Step 3: Cross multiply
847,024.14x = 1,168,559.96 × 484,253.12 - Step 4: Simplify right side
847,024.14x = 565,878,806,537.08 - Step 5: Solve for x
x = 565,878,806,537.08/847,024.14 - Step 6: Final answer
x = 668,078.72
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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.