Finding the Fourth Proportional to 513,483.75, 770,243.18 and 176,521.52
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Solution
The fourth proportional to 513,483.75, 770,243.18 and 176,521.52 is: 264,788.31
Step by Step Solution
- Step 1: Write the proportion equation
513,483.75 : 770,243.18 = 176,521.52 : x - Step 2: Convert to fraction form
513,483.75/770,243.18 = 176,521.52/x - Step 3: Cross multiply
513,483.75x = 770,243.18 × 176,521.52 - Step 4: Simplify right side
513,483.75x = 135,964,496,903.23 - Step 5: Solve for x
x = 135,964,496,903.23/513,483.75 - Step 6: Final answer
x = 264,788.31
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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.