Finding the Fourth Proportional to 908,873.61, 1,363,345.05 and 340,194.84
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Solution
The fourth proportional to 908,873.61, 1,363,345.05 and 340,194.84 is: 510,305.22
Step by Step Solution
- Step 1: Write the proportion equation
908,873.61 : 1,363,345.05 = 340,194.84 : x - Step 2: Convert to fraction form
908,873.61/1,363,345.05 = 340,194.84/x - Step 3: Cross multiply
908,873.61x = 1,363,345.05 × 340,194.84 - Step 4: Simplify right side
908,873.61x = 463,802,951,149.54 - Step 5: Solve for x
x = 463,802,951,149.54/908,873.61 - Step 6: Final answer
x = 510,305.22
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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.