Finding the Fourth Proportional to 409,303.73, 614,053.91 and 156,580.09
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Solution
The fourth proportional to 409,303.73, 614,053.91 and 156,580.09 is: 234,907.74
Step by Step Solution
- Step 1: Write the proportion equation
409,303.73 : 614,053.91 = 156,580.09 : x - Step 2: Convert to fraction form
409,303.73/614,053.91 = 156,580.09/x - Step 3: Cross multiply
409,303.73x = 614,053.91 × 156,580.09 - Step 4: Simplify right side
409,303.73x = 96,148,615,348.97 - Step 5: Solve for x
x = 96,148,615,348.97/409,303.73 - Step 6: Final answer
x = 234,907.74
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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.