Finding the Fourth Proportional to 887,064.60, 1,224,149.64 and 479,166.44
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Solution
The fourth proportional to 887,064.60, 1,224,149.64 and 479,166.44 is: 661,249.95
Step by Step Solution
- Step 1: Write the proportion equation
887,064.60 : 1,224,149.64 = 479,166.44 : x - Step 2: Convert to fraction form
887,064.60/1,224,149.64 = 479,166.44/x - Step 3: Cross multiply
887,064.60x = 1,224,149.64 × 479,166.44 - Step 4: Simplify right side
887,064.60x = 586,571,425,026.08 - Step 5: Solve for x
x = 586,571,425,026.08/887,064.60 - Step 6: Final answer
x = 661,249.95
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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.