Finding the Fourth Proportional to 840,230.24, 1,159,187.64 and 517,380.44
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Solution
The fourth proportional to 840,230.24, 1,159,187.64 and 517,380.44 is: 713,781.75
Step by Step Solution
- Step 1: Write the proportion equation
840,230.24 : 1,159,187.64 = 517,380.44 : x - Step 2: Convert to fraction form
840,230.24/1,159,187.64 = 517,380.44/x - Step 3: Cross multiply
840,230.24x = 1,159,187.64 × 517,380.44 - Step 4: Simplify right side
840,230.24x = 599,741,011,225.76 - Step 5: Solve for x
x = 599,741,011,225.76/840,230.24 - Step 6: Final answer
x = 713,781.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.