Finding the Fourth Proportional to 496,153.41, 684,742.55 and 292,268.49
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Solution
The fourth proportional to 496,153.41, 684,742.55 and 292,268.49 is: 403,360.47
Step by Step Solution
- Step 1: Write the proportion equation
496,153.41 : 684,742.55 = 292,268.49 : x - Step 2: Convert to fraction form
496,153.41/684,742.55 = 292,268.49/x - Step 3: Cross multiply
496,153.41x = 684,742.55 × 292,268.49 - Step 4: Simplify right side
496,153.41x = 200,128,671,127.25 - Step 5: Solve for x
x = 200,128,671,127.25/496,153.41 - Step 6: Final answer
x = 403,360.47
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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.