Finding the Fourth Proportional to 654,531.47, 903,258.81 and 368,049.05
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Solution
The fourth proportional to 654,531.47, 903,258.81 and 368,049.05 is: 507,910.72
Step by Step Solution
- Step 1: Write the proportion equation
654,531.47 : 903,258.81 = 368,049.05 : x - Step 2: Convert to fraction form
654,531.47/903,258.81 = 368,049.05/x - Step 3: Cross multiply
654,531.47x = 903,258.81 × 368,049.05 - Step 4: Simplify right side
654,531.47x = 332,443,546,924.63 - Step 5: Solve for x
x = 332,443,546,924.63/654,531.47 - Step 6: Final answer
x = 507,910.72
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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.