Finding the Fourth Proportional to 506,827.74, 695,696.65 and 448,182.12
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Solution
The fourth proportional to 506,827.74, 695,696.65 and 448,182.12 is: 615,196.79
Step by Step Solution
- Step 1: Write the proportion equation
506,827.74 : 695,696.65 = 448,182.12 : x - Step 2: Convert to fraction form
506,827.74/695,696.65 = 448,182.12/x - Step 3: Cross multiply
506,827.74x = 695,696.65 × 448,182.12 - Step 4: Simplify right side
506,827.74x = 311,798,798,353.44 - Step 5: Solve for x
x = 311,798,798,353.44/506,827.74 - Step 6: Final answer
x = 615,196.79
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.