Finding the Fourth Proportional to 858,248.22, 1,184,422.95 and 476,278.14
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Solution
The fourth proportional to 858,248.22, 1,184,422.95 and 476,278.14 is: 657,286.26
Step by Step Solution
- Step 1: Write the proportion equation
858,248.22 : 1,184,422.95 = 476,278.14 : x - Step 2: Convert to fraction form
858,248.22/1,184,422.95 = 476,278.14/x - Step 3: Cross multiply
858,248.22x = 1,184,422.95 × 476,278.14 - Step 4: Simplify right side
858,248.22x = 564,114,759,599.31 - Step 5: Solve for x
x = 564,114,759,599.31/858,248.22 - Step 6: Final answer
x = 657,286.26
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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.