Finding the Fourth Proportional to 654,592.19, 903,349.46 and 382,683.29
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Solution
The fourth proportional to 654,592.19, 903,349.46 and 382,683.29 is: 528,110.09
Step by Step Solution
- Step 1: Write the proportion equation
654,592.19 : 903,349.46 = 382,683.29 : x - Step 2: Convert to fraction form
654,592.19/903,349.46 = 382,683.29/x - Step 3: Cross multiply
654,592.19x = 903,349.46 × 382,683.29 - Step 4: Simplify right side
654,592.19x = 345,696,739,812.48 - Step 5: Solve for x
x = 345,696,739,812.48/654,592.19 - Step 6: Final answer
x = 528,110.09
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1.5x scale
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.