Finding the Fourth Proportional to 910,551.24, 1,256,630.22 and 502,731.60
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Solution
The fourth proportional to 910,551.24, 1,256,630.22 and 502,731.60 is: 693,807.99
Step by Step Solution
- Step 1: Write the proportion equation
910,551.24 : 1,256,630.22 = 502,731.60 : x - Step 2: Convert to fraction form
910,551.24/1,256,630.22 = 502,731.60/x - Step 3: Cross multiply
910,551.24x = 1,256,630.22 × 502,731.60 - Step 4: Simplify right side
910,551.24x = 631,747,721,108.95 - Step 5: Solve for x
x = 631,747,721,108.95/910,551.24 - Step 6: Final answer
x = 693,807.99
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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.