Finding the Fourth Proportional to 492,233.09, 738,373.08 and 239,212.13
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Solution
The fourth proportional to 492,233.09, 738,373.08 and 239,212.13 is: 358,829.59
Step by Step Solution
- Step 1: Write the proportion equation
492,233.09 : 738,373.08 = 239,212.13 : x - Step 2: Convert to fraction form
492,233.09/738,373.08 = 239,212.13/x - Step 3: Cross multiply
492,233.09x = 738,373.08 × 239,212.13 - Step 4: Simplify right side
492,233.09x = 176,627,797,201.46 - Step 5: Solve for x
x = 176,627,797,201.46/492,233.09 - Step 6: Final answer
x = 358,829.59
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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.