Finding the Fourth Proportional to 910,237.17, 1,256,124.69 and 502,336.05
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Solution
The fourth proportional to 910,237.17, 1,256,124.69 and 502,336.05 is: 693,222.31
Step by Step Solution
- Step 1: Write the proportion equation
910,237.17 : 1,256,124.69 = 502,336.05 : x - Step 2: Convert to fraction form
910,237.17/1,256,124.69 = 502,336.05/x - Step 3: Cross multiply
910,237.17x = 1,256,124.69 × 502,336.05 - Step 4: Simplify right side
910,237.17x = 630,996,715,082.08 - Step 5: Solve for x
x = 630,996,715,082.08/910,237.17 - Step 6: Final answer
x = 693,222.31
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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.