Finding the Fourth Proportional to 475,875.25, 713,999.79 and 209,448.99
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Solution
The fourth proportional to 475,875.25, 713,999.79 and 209,448.99 is: 314,255.75
Step by Step Solution
- Step 1: Write the proportion equation
475,875.25 : 713,999.79 = 209,448.99 : x - Step 2: Convert to fraction form
475,875.25/713,999.79 = 209,448.99/x - Step 3: Cross multiply
475,875.25x = 713,999.79 × 209,448.99 - Step 4: Simplify right side
475,875.25x = 149,546,534,875.71 - Step 5: Solve for x
x = 149,546,534,875.71/475,875.25 - Step 6: Final answer
x = 314,255.75
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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.