Finding the Fourth Proportional to 371,271.07, 512,311.56 and 207,904.80
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Solution
The fourth proportional to 371,271.07, 512,311.56 and 207,904.80 is: 286,884.82
Step by Step Solution
- Step 1: Write the proportion equation
371,271.07 : 512,311.56 = 207,904.80 : x - Step 2: Convert to fraction form
371,271.07/512,311.56 = 207,904.80/x - Step 3: Cross multiply
371,271.07x = 512,311.56 × 207,904.80 - Step 4: Simplify right side
371,271.07x = 106,512,032,419.49 - Step 5: Solve for x
x = 106,512,032,419.49/371,271.07 - Step 6: Final answer
x = 286,884.82
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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.