Finding the Fourth Proportional to 375,013.08, 517,519.44 and 202,931.06
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Solution
The fourth proportional to 375,013.08, 517,519.44 and 202,931.06 is: 280,045.61
Step by Step Solution
- Step 1: Write the proportion equation
375,013.08 : 517,519.44 = 202,931.06 : x - Step 2: Convert to fraction form
375,013.08/517,519.44 = 202,931.06/x - Step 3: Cross multiply
375,013.08x = 517,519.44 × 202,931.06 - Step 4: Simplify right side
375,013.08x = 105,020,765,942.21 - Step 5: Solve for x
x = 105,020,765,942.21/375,013.08 - Step 6: Final answer
x = 280,045.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.