Finding the Fourth Proportional to 359,347.21, 495,901.50 and 198,206.62
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Solution
The fourth proportional to 359,347.21, 495,901.50 and 198,206.62 is: 273,526.43
Step by Step Solution
- Step 1: Write the proportion equation
359,347.21 : 495,901.50 = 198,206.62 : x - Step 2: Convert to fraction form
359,347.21/495,901.50 = 198,206.62/x - Step 3: Cross multiply
359,347.21x = 495,901.50 × 198,206.62 - Step 4: Simplify right side
359,347.21x = 98,290,960,167.93 - Step 5: Solve for x
x = 98,290,960,167.93/359,347.21 - Step 6: Final answer
x = 273,526.43
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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.