Finding the Fourth Proportional to 608,364.16, 912,656.11 and 203,518.00
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Solution
The fourth proportional to 608,364.16, 912,656.11 and 203,518.00 is: 305,313.75
Step by Step Solution
- Step 1: Write the proportion equation
608,364.16 : 912,656.11 = 203,518.00 : x - Step 2: Convert to fraction form
608,364.16/912,656.11 = 203,518.00/x - Step 3: Cross multiply
608,364.16x = 912,656.11 × 203,518.00 - Step 4: Simplify right side
608,364.16x = 185,741,944,069.36 - Step 5: Solve for x
x = 185,741,944,069.36/608,364.16 - Step 6: Final answer
x = 305,313.75
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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.