Finding the Fourth Proportional to 453,730.24, 680,543.36 and 121,332.16
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Solution
The fourth proportional to 453,730.24, 680,543.36 and 121,332.16 is: 181,984.33
Step by Step Solution
- Step 1: Write the proportion equation
453,730.24 : 680,543.36 = 121,332.16 : x - Step 2: Convert to fraction form
453,730.24/680,543.36 = 121,332.16/x - Step 3: Cross multiply
453,730.24x = 680,543.36 × 121,332.16 - Step 4: Simplify right side
453,730.24x = 82,571,795,842.46 - Step 5: Solve for x
x = 82,571,795,842.46/453,730.24 - Step 6: Final answer
x = 181,984.33
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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.