Finding the Fourth Proportional to 310,461.04, 465,301.99 and 132,759.09
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Solution
The fourth proportional to 310,461.04, 465,301.99 and 132,759.09 is: 198,972.05
Step by Step Solution
- Step 1: Write the proportion equation
310,461.04 : 465,301.99 = 132,759.09 : x - Step 2: Convert to fraction form
310,461.04/465,301.99 = 132,759.09/x - Step 3: Cross multiply
310,461.04x = 465,301.99 × 132,759.09 - Step 4: Simplify right side
310,461.04x = 61,773,068,767.59 - Step 5: Solve for x
x = 61,773,068,767.59/310,461.04 - Step 6: Final answer
x = 198,972.05
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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.