Finding the Fourth Proportional to 746,335.20, 1,119,502.80 and 185,369.70
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Solution
The fourth proportional to 746,335.20, 1,119,502.80 and 185,369.70 is: 278,054.55
Step by Step Solution
- Step 1: Write the proportion equation
746,335.20 : 1,119,502.80 = 185,369.70 : x - Step 2: Convert to fraction form
746,335.20/1,119,502.80 = 185,369.70/x - Step 3: Cross multiply
746,335.20x = 1,119,502.80 × 185,369.70 - Step 4: Simplify right side
746,335.20x = 207,521,898,185.16 - Step 5: Solve for x
x = 207,521,898,185.16/746,335.20 - Step 6: Final answer
x = 278,054.55
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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.