Finding the Fourth Proportional to 858,246.36, 1,184,340.06 and 476,269.80
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Solution
The fourth proportional to 858,246.36, 1,184,340.06 and 476,269.80 is: 657,230.17
Step by Step Solution
- Step 1: Write the proportion equation
858,246.36 : 1,184,340.06 = 476,269.80 : x - Step 2: Convert to fraction form
858,246.36/1,184,340.06 = 476,269.80/x - Step 3: Cross multiply
858,246.36x = 1,184,340.06 × 476,269.80 - Step 4: Simplify right side
858,246.36x = 564,065,403,508.19 - Step 5: Solve for x
x = 564,065,403,508.19/858,246.36 - Step 6: Final answer
x = 657,230.17
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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.