Finding the Fourth Proportional to 351,394.21, 527,024.80 and 171,298.74
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Solution
The fourth proportional to 351,394.21, 527,024.80 and 171,298.74 is: 256,915.69
Step by Step Solution
- Step 1: Write the proportion equation
351,394.21 : 527,024.80 = 171,298.74 : x - Step 2: Convert to fraction form
351,394.21/527,024.80 = 171,298.74/x - Step 3: Cross multiply
351,394.21x = 527,024.80 × 171,298.74 - Step 4: Simplify right side
351,394.21x = 90,278,684,188.75 - Step 5: Solve for x
x = 90,278,684,188.75/351,394.21 - Step 6: Final answer
x = 256,915.69
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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.