Finding the Fourth Proportional to 910,484.01, 1,256,460.84 and 502,585.98
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Solution
The fourth proportional to 910,484.01, 1,256,460.84 and 502,585.98 is: 693,564.73
Step by Step Solution
- Step 1: Write the proportion equation
910,484.01 : 1,256,460.84 = 502,585.98 : x - Step 2: Convert to fraction form
910,484.01/1,256,460.84 = 502,585.98/x - Step 3: Cross multiply
910,484.01x = 1,256,460.84 × 502,585.98 - Step 4: Simplify right side
910,484.01x = 631,479,597,891.30 - Step 5: Solve for x
x = 631,479,597,891.30/910,484.01 - Step 6: Final answer
x = 693,564.73
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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.