Finding the Fourth Proportional to 558,954.28, 771,107.70 and 377,607.88
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Solution
The fourth proportional to 558,954.28, 771,107.70 and 377,607.88 is: 520,930.52
Step by Step Solution
- Step 1: Write the proportion equation
558,954.28 : 771,107.70 = 377,607.88 : x - Step 2: Convert to fraction form
558,954.28/771,107.70 = 377,607.88/x - Step 3: Cross multiply
558,954.28x = 771,107.70 × 377,607.88 - Step 4: Simplify right side
558,954.28x = 291,176,343,848.68 - Step 5: Solve for x
x = 291,176,343,848.68/558,954.28 - Step 6: Final answer
x = 520,930.52
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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.