Finding the Fourth Proportional to 371,506.01, 512,681.13 and 201,740.13
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Solution
The fourth proportional to 371,506.01, 512,681.13 and 201,740.13 is: 278,402.92
Step by Step Solution
- Step 1: Write the proportion equation
371,506.01 : 512,681.13 = 201,740.13 : x - Step 2: Convert to fraction form
371,506.01/512,681.13 = 201,740.13/x - Step 3: Cross multiply
371,506.01x = 512,681.13 × 201,740.13 - Step 4: Simplify right side
371,506.01x = 103,428,357,814.75 - Step 5: Solve for x
x = 103,428,357,814.75/371,506.01 - Step 6: Final answer
x = 278,402.92
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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.