Finding the Fourth Proportional to 581,089.41, 871,134.84 and 201,960.88
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Solution
The fourth proportional to 581,089.41, 871,134.84 and 201,960.88 is: 302,767.79
Step by Step Solution
- Step 1: Write the proportion equation
581,089.41 : 871,134.84 = 201,960.88 : x - Step 2: Convert to fraction form
581,089.41/871,134.84 = 201,960.88/x - Step 3: Cross multiply
581,089.41x = 871,134.84 × 201,960.88 - Step 4: Simplify right side
581,089.41x = 175,935,156,707.22 - Step 5: Solve for x
x = 175,935,156,707.22/581,089.41 - Step 6: Final answer
x = 302,767.79
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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.