Finding the Fourth Proportional to 740,212.29, 1,110,424.34 and 227,920.76
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Solution
The fourth proportional to 740,212.29, 1,110,424.34 and 227,920.76 is: 341,913.74
Step by Step Solution
- Step 1: Write the proportion equation
740,212.29 : 1,110,424.34 = 227,920.76 : x - Step 2: Convert to fraction form
740,212.29/1,110,424.34 = 227,920.76/x - Step 3: Cross multiply
740,212.29x = 1,110,424.34 × 227,920.76 - Step 4: Simplify right side
740,212.29x = 253,088,752,803.57 - Step 5: Solve for x
x = 253,088,752,803.57/740,212.29 - Step 6: Final answer
x = 341,913.74
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1.5x scale
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.