Finding the Fourth Proportional to 453,817.71, 626,283.36 and 249,883.61
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Solution
The fourth proportional to 453,817.71, 626,283.36 and 249,883.61 is: 344,847.59
Step by Step Solution
- Step 1: Write the proportion equation
453,817.71 : 626,283.36 = 249,883.61 : x - Step 2: Convert to fraction form
453,817.71/626,283.36 = 249,883.61/x - Step 3: Cross multiply
453,817.71x = 626,283.36 × 249,883.61 - Step 4: Simplify right side
453,817.71x = 156,497,943,748.31 - Step 5: Solve for x
x = 156,497,943,748.31/453,817.71 - Step 6: Final answer
x = 344,847.59
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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.