Finding the Fourth Proportional to 302,937.10, 454,405.65 and 201,897.70
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Solution
The fourth proportional to 302,937.10, 454,405.65 and 201,897.70 is: 302,846.55
Step by Step Solution
- Step 1: Write the proportion equation
302,937.10 : 454,405.65 = 201,897.70 : x - Step 2: Convert to fraction form
302,937.10/454,405.65 = 201,897.70/x - Step 3: Cross multiply
302,937.10x = 454,405.65 × 201,897.70 - Step 4: Simplify right side
302,937.10x = 91,743,455,602.01 - Step 5: Solve for x
x = 91,743,455,602.01/302,937.10 - Step 6: Final answer
x = 302,846.55
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1.5x scale
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.