Finding the Fourth Proportional to 444,988.64, 667,482.96 and 208,497.80
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Solution
The fourth proportional to 444,988.64, 667,482.96 and 208,497.80 is: 312,746.70
Step by Step Solution
- Step 1: Write the proportion equation
444,988.64 : 667,482.96 = 208,497.80 : x - Step 2: Convert to fraction form
444,988.64/667,482.96 = 208,497.80/x - Step 3: Cross multiply
444,988.64x = 667,482.96 × 208,497.80 - Step 4: Simplify right side
444,988.64x = 139,168,728,697.49 - Step 5: Solve for x
x = 139,168,728,697.49/444,988.64 - Step 6: Final answer
x = 312,746.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.