Finding the Fourth Proportional to 310,246.72, 465,545.68 and 132,737.92
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Solution
The fourth proportional to 310,246.72, 465,545.68 and 132,737.92 is: 199,182.01
Step by Step Solution
- Step 1: Write the proportion equation
310,246.72 : 465,545.68 = 132,737.92 : x - Step 2: Convert to fraction form
310,246.72/465,545.68 = 132,737.92/x - Step 3: Cross multiply
310,246.72x = 465,545.68 × 132,737.92 - Step 4: Simplify right side
310,246.72x = 61,795,565,228.19 - Step 5: Solve for x
x = 61,795,565,228.19/310,246.72 - Step 6: Final answer
x = 199,182.01
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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.