Finding the Fourth Proportional to 613,589.68, 920,447.49 and 234,829.02
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Solution
The fourth proportional to 613,589.68, 920,447.49 and 234,829.02 is: 352,267.63
Step by Step Solution
- Step 1: Write the proportion equation
613,589.68 : 920,447.49 = 234,829.02 : x - Step 2: Convert to fraction form
613,589.68/920,447.49 = 234,829.02/x - Step 3: Cross multiply
613,589.68x = 920,447.49 × 234,829.02 - Step 4: Simplify right side
613,589.68x = 216,147,782,038.16 - Step 5: Solve for x
x = 216,147,782,038.16/613,589.68 - Step 6: Final answer
x = 352,267.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.