Finding the Fourth Proportional to 513,215.08, 769,854.06 and 197,672.92
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Solution
The fourth proportional to 513,215.08, 769,854.06 and 197,672.92 is: 296,521.49
Step by Step Solution
- Step 1: Write the proportion equation
513,215.08 : 769,854.06 = 197,672.92 : x - Step 2: Convert to fraction form
513,215.08/769,854.06 = 197,672.92/x - Step 3: Cross multiply
513,215.08x = 769,854.06 × 197,672.92 - Step 4: Simplify right side
513,215.08x = 152,179,300,014.06 - Step 5: Solve for x
x = 152,179,300,014.06/513,215.08 - Step 6: Final answer
x = 296,521.49
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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.