Finding the Fourth Proportional to 606,710.40, 910,079.69 and 157,448.99
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Solution
The fourth proportional to 606,710.40, 910,079.69 and 157,448.99 is: 236,177.13
Step by Step Solution
- Step 1: Write the proportion equation
606,710.40 : 910,079.69 = 157,448.99 : x - Step 2: Convert to fraction form
606,710.40/910,079.69 = 157,448.99/x - Step 3: Cross multiply
606,710.40x = 910,079.69 × 157,448.99 - Step 4: Simplify right side
606,710.40x = 143,291,122,672.37 - Step 5: Solve for x
x = 143,291,122,672.37/606,710.40 - Step 6: Final answer
x = 236,177.13
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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.