Finding the Fourth Proportional to 746,269.20, 1,119,403.80 and 185,303.70
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Solution
The fourth proportional to 746,269.20, 1,119,403.80 and 185,303.70 is: 277,955.55
Step by Step Solution
- Step 1: Write the proportion equation
746,269.20 : 1,119,403.80 = 185,303.70 : x - Step 2: Convert to fraction form
746,269.20/1,119,403.80 = 185,303.70/x - Step 3: Cross multiply
746,269.20x = 1,119,403.80 × 185,303.70 - Step 4: Simplify right side
746,269.20x = 207,429,665,934.06 - Step 5: Solve for x
x = 207,429,665,934.06/746,269.20 - Step 6: Final answer
x = 277,955.55
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Similar ratio
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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.