Finding the Fourth Proportional to 845,351.12, 1,166,614.44 and 463,377.80
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Solution
The fourth proportional to 845,351.12, 1,166,614.44 and 463,377.80 is: 639,477.75
Step by Step Solution
- Step 1: Write the proportion equation
845,351.12 : 1,166,614.44 = 463,377.80 : x - Step 2: Convert to fraction form
845,351.12/1,166,614.44 = 463,377.80/x - Step 3: Cross multiply
845,351.12x = 1,166,614.44 × 463,377.80 - Step 4: Simplify right side
845,351.12x = 540,583,232,655.43 - Step 5: Solve for x
x = 540,583,232,655.43/845,351.12 - Step 6: Final answer
x = 639,477.75
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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.