Finding the Fourth Proportional to 524,587.92, 723,992.76 and 298,267.44
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Solution
The fourth proportional to 524,587.92, 723,992.76 and 298,267.44 is: 411,643.99
Step by Step Solution
- Step 1: Write the proportion equation
524,587.92 : 723,992.76 = 298,267.44 : x - Step 2: Convert to fraction form
524,587.92/723,992.76 = 298,267.44/x - Step 3: Cross multiply
524,587.92x = 723,992.76 × 298,267.44 - Step 4: Simplify right side
524,587.92x = 215,943,467,103.73 - Step 5: Solve for x
x = 215,943,467,103.73/524,587.92 - Step 6: Final answer
x = 411,643.99
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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.