Finding the Fourth Proportional to 867,767.40, 1,197,484.02 and 505,201.68
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Solution
The fourth proportional to 867,767.40, 1,197,484.02 and 505,201.68 is: 697,157.95
Step by Step Solution
- Step 1: Write the proportion equation
867,767.40 : 1,197,484.02 = 505,201.68 : x - Step 2: Convert to fraction form
867,767.40/1,197,484.02 = 505,201.68/x - Step 3: Cross multiply
867,767.40x = 1,197,484.02 × 505,201.68 - Step 4: Simplify right side
867,767.40x = 604,970,938,677.15 - Step 5: Solve for x
x = 604,970,938,677.15/867,767.40 - Step 6: Final answer
x = 697,157.95
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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.