Finding the Fourth Proportional to 472,384.63, 708,088.61 and 219,458.75
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Solution
The fourth proportional to 472,384.63, 708,088.61 and 219,458.75 is: 328,961.26
Step by Step Solution
- Step 1: Write the proportion equation
472,384.63 : 708,088.61 = 219,458.75 : x - Step 2: Convert to fraction form
472,384.63/708,088.61 = 219,458.75/x - Step 3: Cross multiply
472,384.63x = 708,088.61 × 219,458.75 - Step 4: Simplify right side
472,384.63x = 155,396,241,239.84 - Step 5: Solve for x
x = 155,396,241,239.84/472,384.63 - Step 6: Final answer
x = 328,961.26
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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.