Finding the Fourth Proportional to 403,305.04, 604,911.48 and 107,840.08
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Solution
The fourth proportional to 403,305.04, 604,911.48 and 107,840.08 is: 161,747.80
Step by Step Solution
- Step 1: Write the proportion equation
403,305.04 : 604,911.48 = 107,840.08 : x - Step 2: Convert to fraction form
403,305.04/604,911.48 = 107,840.08/x - Step 3: Cross multiply
403,305.04x = 604,911.48 × 107,840.08 - Step 4: Simplify right side
403,305.04x = 65,233,702,396.12 - Step 5: Solve for x
x = 65,233,702,396.12/403,305.04 - Step 6: Final answer
x = 161,747.80
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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.