Finding the Fourth Proportional to 369,357.95, 554,135.64 and 132,702.68
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Solution
The fourth proportional to 369,357.95, 554,135.64 and 132,702.68 is: 199,089.49
Step by Step Solution
- Step 1: Write the proportion equation
369,357.95 : 554,135.64 = 132,702.68 : x - Step 2: Convert to fraction form
369,357.95/554,135.64 = 132,702.68/x - Step 3: Cross multiply
369,357.95x = 554,135.64 × 132,702.68 - Step 4: Simplify right side
369,357.95x = 73,535,286,394.49 - Step 5: Solve for x
x = 73,535,286,394.49/369,357.95 - Step 6: Final answer
x = 199,089.49
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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.