Finding the Fourth Proportional to 910,114.08, 1,255,949.28 and 502,219.68
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Solution
The fourth proportional to 910,114.08, 1,255,949.28 and 502,219.68 is: 693,058.66
Step by Step Solution
- Step 1: Write the proportion equation
910,114.08 : 1,255,949.28 = 502,219.68 : x - Step 2: Convert to fraction form
910,114.08/1,255,949.28 = 502,219.68/x - Step 3: Cross multiply
910,114.08x = 1,255,949.28 × 502,219.68 - Step 4: Simplify right side
910,114.08x = 630,762,445,497.83 - Step 5: Solve for x
x = 630,762,445,497.83/910,114.08 - Step 6: Final answer
x = 693,058.66
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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.