Finding the Fourth Proportional to 440,935.98, 608,487.75 and 239,731.98
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Solution
The fourth proportional to 440,935.98, 608,487.75 and 239,731.98 is: 330,828.01
Step by Step Solution
- Step 1: Write the proportion equation
440,935.98 : 608,487.75 = 239,731.98 : x - Step 2: Convert to fraction form
440,935.98/608,487.75 = 239,731.98/x - Step 3: Cross multiply
440,935.98x = 608,487.75 × 239,731.98 - Step 4: Simplify right side
440,935.98x = 145,873,973,113.25 - Step 5: Solve for x
x = 145,873,973,113.25/440,935.98 - Step 6: Final answer
x = 330,828.01
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1.5x scale
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.