Finding the Fourth Proportional to 288,529.79, 432,407.84 and 224,565.17
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Solution
The fourth proportional to 288,529.79, 432,407.84 and 224,565.17 is: 336,546.66
Step by Step Solution
- Step 1: Write the proportion equation
288,529.79 : 432,407.84 = 224,565.17 : x - Step 2: Convert to fraction form
288,529.79/432,407.84 = 224,565.17/x - Step 3: Cross multiply
288,529.79x = 432,407.84 × 224,565.17 - Step 4: Simplify right side
288,529.79x = 97,103,736,814.07 - Step 5: Solve for x
x = 97,103,736,814.07/288,529.79 - Step 6: Final answer
x = 336,546.66
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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.