Finding the Fourth Proportional to 350,045.09, 524,299.50 and 289,386.09
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Solution
The fourth proportional to 350,045.09, 524,299.50 and 289,386.09 is: 433,444.10
Step by Step Solution
- Step 1: Write the proportion equation
350,045.09 : 524,299.50 = 289,386.09 : x - Step 2: Convert to fraction form
350,045.09/524,299.50 = 289,386.09/x - Step 3: Cross multiply
350,045.09x = 524,299.50 × 289,386.09 - Step 4: Simplify right side
350,045.09x = 151,724,980,819.36 - Step 5: Solve for x
x = 151,724,980,819.36/350,045.09 - Step 6: Final answer
x = 433,444.10
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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.