Finding the Fourth Proportional to 513,853.08, 770,336.73 and 247,246.85
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Solution
The fourth proportional to 513,853.08, 770,336.73 and 247,246.85 is: 370,657.17
Step by Step Solution
- Step 1: Write the proportion equation
513,853.08 : 770,336.73 = 247,246.85 : x - Step 2: Convert to fraction form
513,853.08/770,336.73 = 247,246.85/x - Step 3: Cross multiply
513,853.08x = 770,336.73 × 247,246.85 - Step 4: Simplify right side
513,853.08x = 190,463,326,080.12 - Step 5: Solve for x
x = 190,463,326,080.12/513,853.08 - Step 6: Final answer
x = 370,657.17
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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.