Finding the Fourth Proportional to 910,595.58, 1,256,748.63 and 508,213.50
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Solution
The fourth proportional to 910,595.58, 1,256,748.63 and 508,213.50 is: 701,405.36
Step by Step Solution
- Step 1: Write the proportion equation
910,595.58 : 1,256,748.63 = 508,213.50 : x - Step 2: Convert to fraction form
910,595.58/1,256,748.63 = 508,213.50/x - Step 3: Cross multiply
910,595.58x = 1,256,748.63 × 508,213.50 - Step 4: Simplify right side
910,595.58x = 638,696,619,872.51 - Step 5: Solve for x
x = 638,696,619,872.51/910,595.58 - Step 6: Final answer
x = 701,405.36
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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.