Finding the Fourth Proportional to 855,739.08, 1,180,872.96 and 468,479.52
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Solution
The fourth proportional to 855,739.08, 1,180,872.96 and 468,479.52 is: 646,476.02
Step by Step Solution
- Step 1: Write the proportion equation
855,739.08 : 1,180,872.96 = 468,479.52 : x - Step 2: Convert to fraction form
855,739.08/1,180,872.96 = 468,479.52/x - Step 3: Cross multiply
855,739.08x = 1,180,872.96 × 468,479.52 - Step 4: Simplify right side
855,739.08x = 553,214,797,481.78 - Step 5: Solve for x
x = 553,214,797,481.78/855,739.08 - Step 6: Final answer
x = 646,476.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.