Finding the Fourth Proportional to 473,246.15, 709,869.22 and 251,578.31
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Solution
The fourth proportional to 473,246.15, 709,869.22 and 251,578.31 is: 377,367.46
Step by Step Solution
- Step 1: Write the proportion equation
473,246.15 : 709,869.22 = 251,578.31 : x - Step 2: Convert to fraction form
473,246.15/709,869.22 = 251,578.31/x - Step 3: Cross multiply
473,246.15x = 709,869.22 × 251,578.31 - Step 4: Simplify right side
473,246.15x = 178,587,698,688.62 - Step 5: Solve for x
x = 178,587,698,688.62/473,246.15 - Step 6: Final answer
x = 377,367.46
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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.