Finding the Fourth Proportional to 456,303.92, 684,403.58 and 119,377.08
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Solution
The fourth proportional to 456,303.92, 684,403.58 and 119,377.08 is: 179,051.94
Step by Step Solution
- Step 1: Write the proportion equation
456,303.92 : 684,403.58 = 119,377.08 : x - Step 2: Convert to fraction form
456,303.92/684,403.58 = 119,377.08/x - Step 3: Cross multiply
456,303.92x = 684,403.58 × 119,377.08 - Step 4: Simplify right side
456,303.92x = 81,702,101,220.39 - Step 5: Solve for x
x = 81,702,101,220.39/456,303.92 - Step 6: Final answer
x = 179,051.94
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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.