Finding the Fourth Proportional to 371,475.24, 512,631.36 and 201,710.58
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Solution
The fourth proportional to 371,475.24, 512,631.36 and 201,710.58 is: 278,358.17
Step by Step Solution
- Step 1: Write the proportion equation
371,475.24 : 512,631.36 = 201,710.58 : x - Step 2: Convert to fraction form
371,475.24/512,631.36 = 201,710.58/x - Step 3: Cross multiply
371,475.24x = 512,631.36 × 201,710.58 - Step 4: Simplify right side
371,475.24x = 103,403,168,951.79 - Step 5: Solve for x
x = 103,403,168,951.79/371,475.24 - Step 6: Final answer
x = 278,358.17
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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.