Finding the Fourth Proportional to 633,506.94, 874,239.28 and 347,026.95
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Solution
The fourth proportional to 633,506.94, 874,239.28 and 347,026.95 is: 478,897.03
Step by Step Solution
- Step 1: Write the proportion equation
633,506.94 : 874,239.28 = 347,026.95 : x - Step 2: Convert to fraction form
633,506.94/874,239.28 = 347,026.95/x - Step 3: Cross multiply
633,506.94x = 874,239.28 × 347,026.95 - Step 4: Simplify right side
633,506.94x = 303,384,590,041.03 - Step 5: Solve for x
x = 303,384,590,041.03/633,506.94 - Step 6: Final answer
x = 478,897.03
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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.