Finding the Fourth Proportional to 633,549.24, 874,360.64 and 361,657.98
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Solution
The fourth proportional to 633,549.24, 874,360.64 and 361,657.98 is: 499,123.80
Step by Step Solution
- Step 1: Write the proportion equation
633,549.24 : 874,360.64 = 361,657.98 : x - Step 2: Convert to fraction form
633,549.24/874,360.64 = 361,657.98/x - Step 3: Cross multiply
633,549.24x = 874,360.64 × 361,657.98 - Step 4: Simplify right side
633,549.24x = 316,219,502,853.91 - Step 5: Solve for x
x = 316,219,502,853.91/633,549.24 - Step 6: Final answer
x = 499,123.80
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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.