Finding the Fourth Proportional to 560,692.71, 840,937.56 and 161,235.45
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Solution
The fourth proportional to 560,692.71, 840,937.56 and 161,235.45 is: 241,823.99
Step by Step Solution
- Step 1: Write the proportion equation
560,692.71 : 840,937.56 = 161,235.45 : x - Step 2: Convert to fraction form
560,692.71/840,937.56 = 161,235.45/x - Step 3: Cross multiply
560,692.71x = 840,937.56 × 161,235.45 - Step 4: Simplify right side
560,692.71x = 135,588,945,908.50 - Step 5: Solve for x
x = 135,588,945,908.50/560,692.71 - Step 6: Final answer
x = 241,823.99
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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.