Finding the Fourth Proportional to 309,028.04, 463,246.14 and 98,529.56
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Solution
The fourth proportional to 309,028.04, 463,246.14 and 98,529.56 is: 147,699.99
Step by Step Solution
- Step 1: Write the proportion equation
309,028.04 : 463,246.14 = 98,529.56 : x - Step 2: Convert to fraction form
309,028.04/463,246.14 = 98,529.56/x - Step 3: Cross multiply
309,028.04x = 463,246.14 × 98,529.56 - Step 4: Simplify right side
309,028.04x = 45,643,438,345.90 - Step 5: Solve for x
x = 45,643,438,345.90/309,028.04 - Step 6: Final answer
x = 147,699.99
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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.