Finding the Fourth Proportional to 318,029.22, 476,927.18 and 93,331.98
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Solution
The fourth proportional to 318,029.22, 476,927.18 and 93,331.98 is: 139,963.74
Step by Step Solution
- Step 1: Write the proportion equation
318,029.22 : 476,927.18 = 93,331.98 : x - Step 2: Convert to fraction form
318,029.22/476,927.18 = 93,331.98/x - Step 3: Cross multiply
318,029.22x = 476,927.18 × 93,331.98 - Step 4: Simplify right side
318,029.22x = 44,512,558,025.22 - Step 5: Solve for x
x = 44,512,558,025.22/318,029.22 - Step 6: Final answer
x = 139,963.74
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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.