Finding the Fourth Proportional to 343,701.90, 516,014.55 and 201,692.70
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Solution
The fourth proportional to 343,701.90, 516,014.55 and 201,692.70 is: 302,809.99
Step by Step Solution
- Step 1: Write the proportion equation
343,701.90 : 516,014.55 = 201,692.70 : x - Step 2: Convert to fraction form
343,701.90/516,014.55 = 201,692.70/x - Step 3: Cross multiply
343,701.90x = 516,014.55 × 201,692.70 - Step 4: Simplify right side
343,701.90x = 104,076,367,828.79 - Step 5: Solve for x
x = 104,076,367,828.79/343,701.90 - Step 6: Final answer
x = 302,809.99
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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.