Finding the Fourth Proportional to 434,588.49, 651,924.99 and 134,988.48
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Solution
The fourth proportional to 434,588.49, 651,924.99 and 134,988.48 is: 202,495.84
Step by Step Solution
- Step 1: Write the proportion equation
434,588.49 : 651,924.99 = 134,988.48 : x - Step 2: Convert to fraction form
434,588.49/651,924.99 = 134,988.48/x - Step 3: Cross multiply
434,588.49x = 651,924.99 × 134,988.48 - Step 4: Simplify right side
434,588.49x = 88,002,363,474.12 - Step 5: Solve for x
x = 88,002,363,474.12/434,588.49 - Step 6: Final answer
x = 202,495.84
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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.