Finding the Fourth Proportional to 288,544.19, 434,785.80 and 237,105.95
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Solution
The fourth proportional to 288,544.19, 434,785.80 and 237,105.95 is: 357,277.34
Step by Step Solution
- Step 1: Write the proportion equation
288,544.19 : 434,785.80 = 237,105.95 : x - Step 2: Convert to fraction form
288,544.19/434,785.80 = 237,105.95/x - Step 3: Cross multiply
288,544.19x = 434,785.80 × 237,105.95 - Step 4: Simplify right side
288,544.19x = 103,090,298,870.73 - Step 5: Solve for x
x = 103,090,298,870.73/288,544.19 - Step 6: Final answer
x = 357,277.34
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.