Finding the Fourth Proportional to 302,545.11, 417,509.18 and 166,576.48
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Solution
The fourth proportional to 302,545.11, 417,509.18 and 166,576.48 is: 229,873.85
Step by Step Solution
- Step 1: Write the proportion equation
302,545.11 : 417,509.18 = 166,576.48 : x - Step 2: Convert to fraction form
302,545.11/417,509.18 = 166,576.48/x - Step 3: Cross multiply
302,545.11x = 417,509.18 × 166,576.48 - Step 4: Simplify right side
302,545.11x = 69,547,208,739.20 - Step 5: Solve for x
x = 69,547,208,739.20/302,545.11 - Step 6: Final answer
x = 229,873.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.