Finding the Fourth Proportional to 513,871.08, 770,823.56 and 176,908.24
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Solution
The fourth proportional to 513,871.08, 770,823.56 and 176,908.24 is: 265,368.19
Step by Step Solution
- Step 1: Write the proportion equation
513,871.08 : 770,823.56 = 176,908.24 : x - Step 2: Convert to fraction form
513,871.08/770,823.56 = 176,908.24/x - Step 3: Cross multiply
513,871.08x = 770,823.56 × 176,908.24 - Step 4: Simplify right side
513,871.08x = 136,365,039,350.13 - Step 5: Solve for x
x = 136,365,039,350.13/513,871.08 - Step 6: Final answer
x = 265,368.19
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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.