Finding the Fourth Proportional to 516,721.26, 774,931.23 and 201,103.14
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Solution
The fourth proportional to 516,721.26, 774,931.23 and 201,103.14 is: 301,596.07
Step by Step Solution
- Step 1: Write the proportion equation
516,721.26 : 774,931.23 = 201,103.14 : x - Step 2: Convert to fraction form
516,721.26/774,931.23 = 201,103.14/x - Step 3: Cross multiply
516,721.26x = 774,931.23 × 201,103.14 - Step 4: Simplify right side
516,721.26x = 155,841,103,637.06 - Step 5: Solve for x
x = 155,841,103,637.06/516,721.26 - Step 6: Final answer
x = 301,596.07
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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.