Finding the Fourth Proportional to 293,590.05, 440,385.08 and 83,229.81
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Solution
The fourth proportional to 293,590.05, 440,385.08 and 83,229.81 is: 124,844.72
Step by Step Solution
- Step 1: Write the proportion equation
293,590.05 : 440,385.08 = 83,229.81 : x - Step 2: Convert to fraction form
293,590.05/440,385.08 = 83,229.81/x - Step 3: Cross multiply
293,590.05x = 440,385.08 × 83,229.81 - Step 4: Simplify right side
293,590.05x = 36,653,166,119.09 - Step 5: Solve for x
x = 36,653,166,119.09/293,590.05 - Step 6: Final answer
x = 124,844.72
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1.5x scale
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.