Finding the Fourth Proportional to 635,722.62, 953,479.08 and 209,263.98
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Solution
The fourth proportional to 635,722.62, 953,479.08 and 209,263.98 is: 313,861.46
Step by Step Solution
- Step 1: Write the proportion equation
635,722.62 : 953,479.08 = 209,263.98 : x - Step 2: Convert to fraction form
635,722.62/953,479.08 = 209,263.98/x - Step 3: Cross multiply
635,722.62x = 953,479.08 × 209,263.98 - Step 4: Simplify right side
635,722.62x = 199,528,827,127.54 - Step 5: Solve for x
x = 199,528,827,127.54/635,722.62 - Step 6: Final answer
x = 313,861.46
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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.