Finding the Fourth Proportional to 608,806.80, 913,250.16 and 159,538.68
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Solution
The fourth proportional to 608,806.80, 913,250.16 and 159,538.68 is: 239,318.49
Step by Step Solution
- Step 1: Write the proportion equation
608,806.80 : 913,250.16 = 159,538.68 : x - Step 2: Convert to fraction form
608,806.80/913,250.16 = 159,538.68/x - Step 3: Cross multiply
608,806.80x = 913,250.16 × 159,538.68 - Step 4: Simplify right side
608,806.80x = 145,698,725,036.19 - Step 5: Solve for x
x = 145,698,725,036.19/608,806.80 - Step 6: Final answer
x = 239,318.49
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1.5x scale
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.