Finding the Fourth Proportional to 614,772.18, 922,219.79 and 188,303.07
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Solution
The fourth proportional to 614,772.18, 922,219.79 and 188,303.07 is: 282,473.45
Step by Step Solution
- Step 1: Write the proportion equation
614,772.18 : 922,219.79 = 188,303.07 : x - Step 2: Convert to fraction form
614,772.18/922,219.79 = 188,303.07/x - Step 3: Cross multiply
614,772.18x = 922,219.79 × 188,303.07 - Step 4: Simplify right side
614,772.18x = 173,656,820,188.56 - Step 5: Solve for x
x = 173,656,820,188.56/614,772.18 - Step 6: Final answer
x = 282,473.45
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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.