Finding the Fourth Proportional to 286,654.93, 395,588.22 and 157,598.99
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Solution
The fourth proportional to 286,654.93, 395,588.22 and 157,598.99 is: 217,489.04
Step by Step Solution
- Step 1: Write the proportion equation
286,654.93 : 395,588.22 = 157,598.99 : x - Step 2: Convert to fraction form
286,654.93/395,588.22 = 157,598.99/x - Step 3: Cross multiply
286,654.93x = 395,588.22 × 157,598.99 - Step 4: Simplify right side
286,654.93x = 62,344,303,927.90 - Step 5: Solve for x
x = 62,344,303,927.90/286,654.93 - Step 6: Final answer
x = 217,489.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.