Finding the Fourth Proportional to 516,720.26, 774,929.72 and 201,102.14
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Solution
The fourth proportional to 516,720.26, 774,929.72 and 201,102.14 is: 301,594.57
Step by Step Solution
- Step 1: Write the proportion equation
516,720.26 : 774,929.72 = 201,102.14 : x - Step 2: Convert to fraction form
516,720.26/774,929.72 = 201,102.14/x - Step 3: Cross multiply
516,720.26x = 774,929.72 × 201,102.14 - Step 4: Simplify right side
516,720.26x = 155,840,025,041.60 - Step 5: Solve for x
x = 155,840,025,041.60/516,720.26 - Step 6: Final answer
x = 301,594.57
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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.