Finding the Fourth Proportional to 539,497.58, 809,246.10 and 160,416.68
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Solution
The fourth proportional to 539,497.58, 809,246.10 and 160,416.68 is: 240,624.94
Step by Step Solution
- Step 1: Write the proportion equation
539,497.58 : 809,246.10 = 160,416.68 : x - Step 2: Convert to fraction form
539,497.58/809,246.10 = 160,416.68/x - Step 3: Cross multiply
539,497.58x = 809,246.10 × 160,416.68 - Step 4: Simplify right side
539,497.58x = 129,816,572,664.95 - Step 5: Solve for x
x = 129,816,572,664.95/539,497.58 - Step 6: Final answer
x = 240,624.94
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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.