Finding the Fourth Proportional to 559,637.37, 772,277.04 and 304,983.09
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Solution
The fourth proportional to 559,637.37, 772,277.04 and 304,983.09 is: 420,864.39
Step by Step Solution
- Step 1: Write the proportion equation
559,637.37 : 772,277.04 = 304,983.09 : x - Step 2: Convert to fraction form
559,637.37/772,277.04 = 304,983.09/x - Step 3: Cross multiply
559,637.37x = 772,277.04 × 304,983.09 - Step 4: Simplify right side
559,637.37x = 235,531,437,995.25 - Step 5: Solve for x
x = 235,531,437,995.25/559,637.37 - Step 6: Final answer
x = 420,864.39
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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.