Finding the Fourth Proportional to 423,696.66, 584,559.08 and 239,910.19
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Solution
The fourth proportional to 423,696.66, 584,559.08 and 239,910.19 is: 330,995.48
Step by Step Solution
- Step 1: Write the proportion equation
423,696.66 : 584,559.08 = 239,910.19 : x - Step 2: Convert to fraction form
423,696.66/584,559.08 = 239,910.19/x - Step 3: Cross multiply
423,696.66x = 584,559.08 × 239,910.19 - Step 4: Simplify right side
423,696.66x = 140,241,678,187.74 - Step 5: Solve for x
x = 140,241,678,187.74/423,696.66 - Step 6: Final answer
x = 330,995.48
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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.