Finding the Fourth Proportional to 689,941.12, 1,034,838.88 and 184,553.09
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Solution
The fourth proportional to 689,941.12, 1,034,838.88 and 184,553.09 is: 276,810.16
Step by Step Solution
- Step 1: Write the proportion equation
689,941.12 : 1,034,838.88 = 184,553.09 : x - Step 2: Convert to fraction form
689,941.12/1,034,838.88 = 184,553.09/x - Step 3: Cross multiply
689,941.12x = 1,034,838.88 × 184,553.09 - Step 4: Simplify right side
689,941.12x = 190,982,712,033.37 - Step 5: Solve for x
x = 190,982,712,033.37/689,941.12 - Step 6: Final answer
x = 276,810.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.