Finding the Fourth Proportional to 858,994.97, 1,185,427.28 and 471,846.17
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Solution
The fourth proportional to 858,994.97, 1,185,427.28 and 471,846.17 is: 651,155.54
Step by Step Solution
- Step 1: Write the proportion equation
858,994.97 : 1,185,427.28 = 471,846.17 : x - Step 2: Convert to fraction form
858,994.97/1,185,427.28 = 471,846.17/x - Step 3: Cross multiply
858,994.97x = 1,185,427.28 × 471,846.17 - Step 4: Simplify right side
858,994.97x = 559,339,326,024.70 - Step 5: Solve for x
x = 559,339,326,024.70/858,994.97 - Step 6: Final answer
x = 651,155.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.