Finding the Fourth Proportional to 282,827.36, 424,129.87 and 102,870.07
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Solution
The fourth proportional to 282,827.36, 424,129.87 and 102,870.07 is: 154,264.66
Step by Step Solution
- Step 1: Write the proportion equation
282,827.36 : 424,129.87 = 102,870.07 : x - Step 2: Convert to fraction form
282,827.36/424,129.87 = 102,870.07/x - Step 3: Cross multiply
282,827.36x = 424,129.87 × 102,870.07 - Step 4: Simplify right side
282,827.36x = 43,630,268,098.49 - Step 5: Solve for x
x = 43,630,268,098.49/282,827.36 - Step 6: Final answer
x = 154,264.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.