Finding the Fourth Proportional to 309,735.50, 463,852.98 and 157,532.14
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Solution
The fourth proportional to 309,735.50, 463,852.98 and 157,532.14 is: 235,916.63
Step by Step Solution
- Step 1: Write the proportion equation
309,735.50 : 463,852.98 = 157,532.14 : x - Step 2: Convert to fraction form
309,735.50/463,852.98 = 157,532.14/x - Step 3: Cross multiply
309,735.50x = 463,852.98 × 157,532.14 - Step 4: Simplify right side
309,735.50x = 73,071,753,164.59 - Step 5: Solve for x
x = 73,071,753,164.59/309,735.50 - Step 6: Final answer
x = 235,916.63
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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.