Finding the Fourth Proportional to 659,437.08, 910,072.02 and 369,077.68
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Solution
The fourth proportional to 659,437.08, 910,072.02 and 369,077.68 is: 509,354.54
Step by Step Solution
- Step 1: Write the proportion equation
659,437.08 : 910,072.02 = 369,077.68 : x - Step 2: Convert to fraction form
659,437.08/910,072.02 = 369,077.68/x - Step 3: Cross multiply
659,437.08x = 910,072.02 × 369,077.68 - Step 4: Simplify right side
659,437.08x = 335,887,269,774.51 - Step 5: Solve for x
x = 335,887,269,774.51/659,437.08 - Step 6: Final answer
x = 509,354.54
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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.