Finding the Fourth Proportional to 453,021.57, 625,170.15 and 249,075.99
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Solution
The fourth proportional to 453,021.57, 625,170.15 and 249,075.99 is: 343,725.08
Step by Step Solution
- Step 1: Write the proportion equation
453,021.57 : 625,170.15 = 249,075.99 : x - Step 2: Convert to fraction form
453,021.57/625,170.15 = 249,075.99/x - Step 3: Cross multiply
453,021.57x = 625,170.15 × 249,075.99 - Step 4: Simplify right side
453,021.57x = 155,714,874,029.70 - Step 5: Solve for x
x = 155,714,874,029.70/453,021.57 - Step 6: Final answer
x = 343,725.08
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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.