Finding the Fourth Proportional to 633,910.04, 874,802.70 and 347,423.96
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Solution
The fourth proportional to 633,910.04, 874,802.70 and 347,423.96 is: 479,448.82
Step by Step Solution
- Step 1: Write the proportion equation
633,910.04 : 874,802.70 = 347,423.96 : x - Step 2: Convert to fraction form
633,910.04/874,802.70 = 347,423.96/x - Step 3: Cross multiply
633,910.04x = 874,802.70 × 347,423.96 - Step 4: Simplify right side
633,910.04x = 303,927,418,252.69 - Step 5: Solve for x
x = 303,927,418,252.69/633,910.04 - Step 6: Final answer
x = 479,448.82
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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.