Finding the Fourth Proportional to 453,269.52, 679,312.98 and 186,761.70
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Solution
The fourth proportional to 453,269.52, 679,312.98 and 186,761.70 is: 279,898.92
Step by Step Solution
- Step 1: Write the proportion equation
453,269.52 : 679,312.98 = 186,761.70 : x - Step 2: Convert to fraction form
453,269.52/679,312.98 = 186,761.70/x - Step 3: Cross multiply
453,269.52x = 679,312.98 × 186,761.70 - Step 4: Simplify right side
453,269.52x = 126,869,646,976.87 - Step 5: Solve for x
x = 126,869,646,976.87/453,269.52 - Step 6: Final answer
x = 279,898.92
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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.