Finding the Fourth Proportional to 340,473.28, 510,709.68 and 153,266.08
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Solution
The fourth proportional to 340,473.28, 510,709.68 and 153,266.08 is: 229,899.01
Step by Step Solution
- Step 1: Write the proportion equation
340,473.28 : 510,709.68 = 153,266.08 : x - Step 2: Convert to fraction form
340,473.28/510,709.68 = 153,266.08/x - Step 3: Cross multiply
340,473.28x = 510,709.68 × 153,266.08 - Step 4: Simplify right side
340,473.28x = 78,274,470,671.65 - Step 5: Solve for x
x = 78,274,470,671.65/340,473.28 - Step 6: Final answer
x = 229,899.01
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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.