Finding the Fourth Proportional to 564,028.62, 778,310.28 and 322,263.06
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Solution
The fourth proportional to 564,028.62, 778,310.28 and 322,263.06 is: 444,694.90
Step by Step Solution
- Step 1: Write the proportion equation
564,028.62 : 778,310.28 = 322,263.06 : x - Step 2: Convert to fraction form
564,028.62/778,310.28 = 322,263.06/x - Step 3: Cross multiply
564,028.62x = 778,310.28 × 322,263.06 - Step 4: Simplify right side
564,028.62x = 250,820,652,462.26 - Step 5: Solve for x
x = 250,820,652,462.26/564,028.62 - Step 6: Final answer
x = 444,694.90
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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.