Finding the Fourth Proportional to 423,576.08, 584,545.20 and 229,992.02
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Solution
The fourth proportional to 423,576.08, 584,545.20 and 229,992.02 is: 317,394.53
Step by Step Solution
- Step 1: Write the proportion equation
423,576.08 : 584,545.20 = 229,992.02 : x - Step 2: Convert to fraction form
423,576.08/584,545.20 = 229,992.02/x - Step 3: Cross multiply
423,576.08x = 584,545.20 × 229,992.02 - Step 4: Simplify right side
423,576.08x = 134,440,731,329.30 - Step 5: Solve for x
x = 134,440,731,329.30/423,576.08 - Step 6: Final answer
x = 317,394.53
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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.