Finding the Fourth Proportional to 351,639.14, 527,395.67 and 98,858.99
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Solution
The fourth proportional to 351,639.14, 527,395.67 and 98,858.99 is: 148,270.77
Step by Step Solution
- Step 1: Write the proportion equation
351,639.14 : 527,395.67 = 98,858.99 : x - Step 2: Convert to fraction form
351,639.14/527,395.67 = 98,858.99/x - Step 3: Cross multiply
351,639.14x = 527,395.67 × 98,858.99 - Step 4: Simplify right side
351,639.14x = 52,137,804,461.49 - Step 5: Solve for x
x = 52,137,804,461.49/351,639.14 - Step 6: Final answer
x = 148,270.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.