Finding the Fourth Proportional to 453,213.01, 625,449.21 and 249,272.53
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Solution
The fourth proportional to 453,213.01, 625,449.21 and 249,272.53 is: 344,004.48
Step by Step Solution
- Step 1: Write the proportion equation
453,213.01 : 625,449.21 = 249,272.53 : x - Step 2: Convert to fraction form
453,213.01/625,449.21 = 249,272.53/x - Step 3: Cross multiply
453,213.01x = 625,449.21 × 249,272.53 - Step 4: Simplify right side
453,213.01x = 155,907,306,963.20 - Step 5: Solve for x
x = 155,907,306,963.20/453,213.01 - Step 6: Final answer
x = 344,004.48
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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.