Finding the Fourth Proportional to 710,744.36, 1,065,726.06 and 350,121.70
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Solution
The fourth proportional to 710,744.36, 1,065,726.06 and 350,121.70 is: 524,990.19
Step by Step Solution
- Step 1: Write the proportion equation
710,744.36 : 1,065,726.06 = 350,121.70 : x - Step 2: Convert to fraction form
710,744.36/1,065,726.06 = 350,121.70/x - Step 3: Cross multiply
710,744.36x = 1,065,726.06 × 350,121.70 - Step 4: Simplify right side
710,744.36x = 373,133,819,861.50 - Step 5: Solve for x
x = 373,133,819,861.50/710,744.36 - Step 6: Final answer
x = 524,990.19
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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.