Finding the Fourth Proportional to 430,177.30, 593,651.46 and 236,593.42
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Solution
The fourth proportional to 430,177.30, 593,651.46 and 236,593.42 is: 326,502.65
Step by Step Solution
- Step 1: Write the proportion equation
430,177.30 : 593,651.46 = 236,593.42 : x - Step 2: Convert to fraction form
430,177.30/593,651.46 = 236,593.42/x - Step 3: Cross multiply
430,177.30x = 593,651.46 × 236,593.42 - Step 4: Simplify right side
430,177.30x = 140,454,029,209.39 - Step 5: Solve for x
x = 140,454,029,209.39/430,177.30 - Step 6: Final answer
x = 326,502.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.