Finding the Fourth Proportional to 461,468, 636,825.84 and 249,500
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Solution
The fourth proportional to 461,468, 636,825.84 and 249,500 is: 344,310
Step by Step Solution
- Step 1: Write the proportion equation
461,468 : 636,825.84 = 249,500 : x - Step 2: Convert to fraction form
461,468/636,825.84 = 249,500/x - Step 3: Cross multiply
461,468x = 636,825.84 × 249,500 - Step 4: Simplify right side
461,468x = 158,888,047,080 - Step 5: Solve for x
x = 158,888,047,080/461,468 - Step 6: Final answer
x = 344,310
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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.