Finding the Fourth Proportional to 413,347, 620,026.26 and 117,859
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Solution
The fourth proportional to 413,347, 620,026.26 and 117,859 is: 176,790.14
Step by Step Solution
- Step 1: Write the proportion equation
413,347 : 620,026.26 = 117,859 : x - Step 2: Convert to fraction form
413,347/620,026.26 = 117,859/x - Step 3: Cross multiply
413,347x = 620,026.26 × 117,859 - Step 4: Simplify right side
413,347x = 73,075,674,977.34 - Step 5: Solve for x
x = 73,075,674,977.34/413,347 - Step 6: Final answer
x = 176,790.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.