Finding the Fourth Proportional to 453,986.02, 626,476.14 and 249,997.07
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Solution
The fourth proportional to 453,986.02, 626,476.14 and 249,997.07 is: 344,982.43
Step by Step Solution
- Step 1: Write the proportion equation
453,986.02 : 626,476.14 = 249,997.07 : x - Step 2: Convert to fraction form
453,986.02/626,476.14 = 249,997.07/x - Step 3: Cross multiply
453,986.02x = 626,476.14 × 249,997.07 - Step 4: Simplify right side
453,986.02x = 156,617,200,991.10 - Step 5: Solve for x
x = 156,617,200,991.10/453,986.02 - Step 6: Final answer
x = 344,982.43
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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.