Finding the Fourth Proportional to 453,764.67, 680,488.26 and 133,831.65
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Solution
The fourth proportional to 453,764.67, 680,488.26 and 133,831.65 is: 200,700.66
Step by Step Solution
- Step 1: Write the proportion equation
453,764.67 : 680,488.26 = 133,831.65 : x - Step 2: Convert to fraction form
453,764.67/680,488.26 = 133,831.65/x - Step 3: Cross multiply
453,764.67x = 680,488.26 × 133,831.65 - Step 4: Simplify right side
453,764.67x = 91,070,866,641.43 - Step 5: Solve for x
x = 91,070,866,641.43/453,764.67 - Step 6: Final answer
x = 200,700.66
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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.