Finding the Fourth Proportional to 434,294.68, 651,529.08 and 149,995.65
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Solution
The fourth proportional to 434,294.68, 651,529.08 and 149,995.65 is: 225,023.55
Step by Step Solution
- Step 1: Write the proportion equation
434,294.68 : 651,529.08 = 149,995.65 : x - Step 2: Convert to fraction form
434,294.68/651,529.08 = 149,995.65/x - Step 3: Cross multiply
434,294.68x = 651,529.08 × 149,995.65 - Step 4: Simplify right side
434,294.68x = 97,726,527,848.50 - Step 5: Solve for x
x = 97,726,527,848.50/434,294.68 - Step 6: Final answer
x = 225,023.55
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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.