Finding the Fourth Proportional to 858,536.92, 1,184,721.68 and 476,533.63
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Solution
The fourth proportional to 858,536.92, 1,184,721.68 and 476,533.63 is: 657,583.51
Step by Step Solution
- Step 1: Write the proportion equation
858,536.92 : 1,184,721.68 = 476,533.63 : x - Step 2: Convert to fraction form
858,536.92/1,184,721.68 = 476,533.63/x - Step 3: Cross multiply
858,536.92x = 1,184,721.68 × 476,533.63 - Step 4: Simplify right side
858,536.92x = 564,559,714,403.82 - Step 5: Solve for x
x = 564,559,714,403.82/858,536.92 - Step 6: Final answer
x = 657,583.51
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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.