Finding the Fourth Proportional to 293,246.70, 440,809.65 and 272,445.90
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Solution
The fourth proportional to 293,246.70, 440,809.65 and 272,445.90 is: 409,541.80
Step by Step Solution
- Step 1: Write the proportion equation
293,246.70 : 440,809.65 = 272,445.90 : x - Step 2: Convert to fraction form
293,246.70/440,809.65 = 272,445.90/x - Step 3: Cross multiply
293,246.70x = 440,809.65 × 272,445.90 - Step 4: Simplify right side
293,246.70x = 120,096,781,822.94 - Step 5: Solve for x
x = 120,096,781,822.94/293,246.70 - Step 6: Final answer
x = 409,541.80
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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.