Finding the Fourth Proportional to 658,203.84, 987,305.58 and 159,567.84
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Solution
The fourth proportional to 658,203.84, 987,305.58 and 159,567.84 is: 239,351.72
Step by Step Solution
- Step 1: Write the proportion equation
658,203.84 : 987,305.58 = 159,567.84 : x - Step 2: Convert to fraction form
658,203.84/987,305.58 = 159,567.84/x - Step 3: Cross multiply
658,203.84x = 987,305.58 × 159,567.84 - Step 4: Simplify right side
658,203.84x = 157,542,218,820.55 - Step 5: Solve for x
x = 157,542,218,820.55/658,203.84 - Step 6: Final answer
x = 239,351.72
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1.5x scale
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.