Finding the Fourth Proportional to 375,156.30, 517,764.99 and 213,974.40
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Solution
The fourth proportional to 375,156.30, 517,764.99 and 213,974.40 is: 295,312.79
Step by Step Solution
- Step 1: Write the proportion equation
375,156.30 : 517,764.99 = 213,974.40 : x - Step 2: Convert to fraction form
375,156.30/517,764.99 = 213,974.40/x - Step 3: Cross multiply
375,156.30x = 517,764.99 × 213,974.40 - Step 4: Simplify right side
375,156.30x = 110,788,453,076.26 - Step 5: Solve for x
x = 110,788,453,076.26/375,156.30 - Step 6: Final answer
x = 295,312.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.