Finding the Fourth Proportional to 454,657.41, 627,398.21 and 250,709.65
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Solution
The fourth proportional to 454,657.41, 627,398.21 and 250,709.65 is: 345,963.31
Step by Step Solution
- Step 1: Write the proportion equation
454,657.41 : 627,398.21 = 250,709.65 : x - Step 2: Convert to fraction form
454,657.41/627,398.21 = 250,709.65/x - Step 3: Cross multiply
454,657.41x = 627,398.21 × 250,709.65 - Step 4: Simplify right side
454,657.41x = 157,294,784,698.01 - Step 5: Solve for x
x = 157,294,784,698.01/454,657.41 - Step 6: Final answer
x = 345,963.31
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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.