Finding the Fourth Proportional to 608,201.65, 912,206.70 and 203,390.74
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Solution
The fourth proportional to 608,201.65, 912,206.70 and 203,390.74 is: 305,054.08
Step by Step Solution
- Step 1: Write the proportion equation
608,201.65 : 912,206.70 = 203,390.74 : x - Step 2: Convert to fraction form
608,201.65/912,206.70 = 203,390.74/x - Step 3: Cross multiply
608,201.65x = 912,206.70 × 203,390.74 - Step 4: Simplify right side
608,201.65x = 185,534,396,886.22 - Step 5: Solve for x
x = 185,534,396,886.22/608,201.65 - Step 6: Final answer
x = 305,054.08
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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.