Finding the Fourth Proportional to 293,052.18, 439,281.99 and 115,490.10
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Solution
The fourth proportional to 293,052.18, 439,281.99 and 115,490.10 is: 173,118.39
Step by Step Solution
- Step 1: Write the proportion equation
293,052.18 : 439,281.99 = 115,490.10 : x - Step 2: Convert to fraction form
293,052.18/439,281.99 = 115,490.10/x - Step 3: Cross multiply
293,052.18x = 439,281.99 × 115,490.10 - Step 4: Simplify right side
293,052.18x = 50,732,720,953.30 - Step 5: Solve for x
x = 50,732,720,953.30/293,052.18 - Step 6: Final answer
x = 173,118.39
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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.