Finding the Fourth Proportional to 576,577.60, 795,726.28 and 321,977.99
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Solution
The fourth proportional to 576,577.60, 795,726.28 and 321,977.99 is: 444,357.10
Step by Step Solution
- Step 1: Write the proportion equation
576,577.60 : 795,726.28 = 321,977.99 : x - Step 2: Convert to fraction form
576,577.60/795,726.28 = 321,977.99/x - Step 3: Cross multiply
576,577.60x = 795,726.28 × 321,977.99 - Step 4: Simplify right side
576,577.60x = 256,206,350,616.37 - Step 5: Solve for x
x = 256,206,350,616.37/576,577.60 - Step 6: Final answer
x = 444,357.10
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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.