Finding the Fourth Proportional to 888,877.48, 1,226,407.86 and 506,764.84
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Solution
The fourth proportional to 888,877.48, 1,226,407.86 and 506,764.84 is: 699,196.91
Step by Step Solution
- Step 1: Write the proportion equation
888,877.48 : 1,226,407.86 = 506,764.84 : x - Step 2: Convert to fraction form
888,877.48/1,226,407.86 = 506,764.84/x - Step 3: Cross multiply
888,877.48x = 1,226,407.86 × 506,764.84 - Step 4: Simplify right side
888,877.48x = 621,500,382,947.64 - Step 5: Solve for x
x = 621,500,382,947.64/888,877.48 - Step 6: Final answer
x = 699,196.91
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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.