Finding the Fourth Proportional to 608,887.12, 840,265.86 and 336,973.76
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Solution
The fourth proportional to 608,887.12, 840,265.86 and 336,973.76 is: 465,024.69
Step by Step Solution
- Step 1: Write the proportion equation
608,887.12 : 840,265.86 = 336,973.76 : x - Step 2: Convert to fraction form
608,887.12/840,265.86 = 336,973.76/x - Step 3: Cross multiply
608,887.12x = 840,265.86 × 336,973.76 - Step 4: Simplify right side
608,887.12x = 283,147,546,243.83 - Step 5: Solve for x
x = 283,147,546,243.83/608,887.12 - Step 6: Final answer
x = 465,024.69
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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.