Finding the Fourth Proportional to 982,647.94, 1,473,955.38 and 442,603.84
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Solution
The fourth proportional to 982,647.94, 1,473,955.38 and 442,603.84 is: 663,898.31
Step by Step Solution
- Step 1: Write the proportion equation
982,647.94 : 1,473,955.38 = 442,603.84 : x - Step 2: Convert to fraction form
982,647.94/1,473,955.38 = 442,603.84/x - Step 3: Cross multiply
982,647.94x = 1,473,955.38 × 442,603.84 - Step 4: Simplify right side
982,647.94x = 652,378,311,176.66 - Step 5: Solve for x
x = 652,378,311,176.66/982,647.94 - Step 6: Final answer
x = 663,898.31
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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.