Finding the Fourth Proportional to 453,197.62, 625,419.57 and 249,257.26
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Solution
The fourth proportional to 453,197.62, 625,419.57 and 249,257.26 is: 343,978.79
Step by Step Solution
- Step 1: Write the proportion equation
453,197.62 : 625,419.57 = 249,257.26 : x - Step 2: Convert to fraction form
453,197.62/625,419.57 = 249,257.26/x - Step 3: Cross multiply
453,197.62x = 625,419.57 × 249,257.26 - Step 4: Simplify right side
453,197.62x = 155,890,368,368.58 - Step 5: Solve for x
x = 155,890,368,368.58/453,197.62 - Step 6: Final answer
x = 343,978.79
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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.