Finding the Fourth Proportional to 453,772.62, 626,182.44 and 249,783.70
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Solution
The fourth proportional to 453,772.62, 626,182.44 and 249,783.70 is: 344,688.42
Step by Step Solution
- Step 1: Write the proportion equation
453,772.62 : 626,182.44 = 249,783.70 : x - Step 2: Convert to fraction form
453,772.62/626,182.44 = 249,783.70/x - Step 3: Cross multiply
453,772.62x = 626,182.44 × 249,783.70 - Step 4: Simplify right side
453,772.62x = 156,410,166,738.23 - Step 5: Solve for x
x = 156,410,166,738.23/453,772.62 - Step 6: Final answer
x = 344,688.42
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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.