Finding the Fourth Proportional to 427,645.04, 590,135.55 and 236,666.48
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Solution
The fourth proportional to 427,645.04, 590,135.55 and 236,666.48 is: 326,591.66
Step by Step Solution
- Step 1: Write the proportion equation
427,645.04 : 590,135.55 = 236,666.48 : x - Step 2: Convert to fraction form
427,645.04/590,135.55 = 236,666.48/x - Step 3: Cross multiply
427,645.04x = 590,135.55 × 236,666.48 - Step 4: Simplify right side
427,645.04x = 139,665,303,341.36 - Step 5: Solve for x
x = 139,665,303,341.36/427,645.04 - Step 6: Final answer
x = 326,591.66
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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.