Finding the Fourth Proportional to 453,217.45, 625,455.36 and 249,284.14
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Solution
The fourth proportional to 453,217.45, 625,455.36 and 249,284.14 is: 344,020.52
Step by Step Solution
- Step 1: Write the proportion equation
453,217.45 : 625,455.36 = 249,284.14 : x - Step 2: Convert to fraction form
453,217.45/625,455.36 = 249,284.14/x - Step 3: Cross multiply
453,217.45x = 625,455.36 × 249,284.14 - Step 4: Simplify right side
453,217.45x = 155,916,101,525.99 - Step 5: Solve for x
x = 155,916,101,525.99/453,217.45 - Step 6: Final answer
x = 344,020.52
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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.