Finding the Fourth Proportional to 508,333.62, 761,968.41 and 171,257.79
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Solution
The fourth proportional to 508,333.62, 761,968.41 and 171,257.79 is: 256,707.45
Step by Step Solution
- Step 1: Write the proportion equation
508,333.62 : 761,968.41 = 171,257.79 : x - Step 2: Convert to fraction form
508,333.62/761,968.41 = 171,257.79/x - Step 3: Cross multiply
508,333.62x = 761,968.41 × 171,257.79 - Step 4: Simplify right side
508,333.62x = 130,493,025,946.41 - Step 5: Solve for x
x = 130,493,025,946.41/508,333.62 - Step 6: Final answer
x = 256,707.45
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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.