Finding the Fourth Proportional to 403,284.90, 604,927.35 and 263,201.70
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Solution
The fourth proportional to 403,284.90, 604,927.35 and 263,201.70 is: 394,802.55
Step by Step Solution
- Step 1: Write the proportion equation
403,284.90 : 604,927.35 = 263,201.70 : x - Step 2: Convert to fraction form
403,284.90/604,927.35 = 263,201.70/x - Step 3: Cross multiply
403,284.90x = 604,927.35 × 263,201.70 - Step 4: Simplify right side
403,284.90x = 159,217,906,896.50 - Step 5: Solve for x
x = 159,217,906,896.50/403,284.90 - Step 6: Final answer
x = 394,802.55
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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.