Finding the Fourth Proportional to 349,513.74, 524,427.53 and 207,636.26
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Solution
The fourth proportional to 349,513.74, 524,427.53 and 207,636.26 is: 311,547.60
Step by Step Solution
- Step 1: Write the proportion equation
349,513.74 : 524,427.53 = 207,636.26 : x - Step 2: Convert to fraction form
349,513.74/524,427.53 = 207,636.26/x - Step 3: Cross multiply
349,513.74x = 524,427.53 × 207,636.26 - Step 4: Simplify right side
349,513.74x = 108,890,167,309.92 - Step 5: Solve for x
x = 108,890,167,309.92/349,513.74 - Step 6: Final answer
x = 311,547.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.