Finding the Fourth Proportional to 519,214.26, 716,525.01 and 304,509.18
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Solution
The fourth proportional to 519,214.26, 716,525.01 and 304,509.18 is: 420,228.14
Step by Step Solution
- Step 1: Write the proportion equation
519,214.26 : 716,525.01 = 304,509.18 : x - Step 2: Convert to fraction form
519,214.26/716,525.01 = 304,509.18/x - Step 3: Cross multiply
519,214.26x = 716,525.01 × 304,509.18 - Step 4: Simplify right side
519,214.26x = 218,188,443,244.59 - Step 5: Solve for x
x = 218,188,443,244.59/519,214.26 - Step 6: Final answer
x = 420,228.14
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1.5x scale
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.