Finding the Fourth Proportional to 985,312.97, 1,359,731.28 and 532,603.97
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Solution
The fourth proportional to 985,312.97, 1,359,731.28 and 532,603.97 is: 734,993.15
Step by Step Solution
- Step 1: Write the proportion equation
985,312.97 : 1,359,731.28 = 532,603.97 : x - Step 2: Convert to fraction form
985,312.97/1,359,731.28 = 532,603.97/x - Step 3: Cross multiply
985,312.97x = 1,359,731.28 × 532,603.97 - Step 4: Simplify right side
985,312.97x = 724,198,281,260.51 - Step 5: Solve for x
x = 724,198,281,260.51/985,312.97 - Step 6: Final answer
x = 734,993.15
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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.