Finding the Fourth Proportional to 310,206.17, 465,707.73 and 239,173.92
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Solution
The fourth proportional to 310,206.17, 465,707.73 and 239,173.92 is: 359,068.12
Step by Step Solution
- Step 1: Write the proportion equation
310,206.17 : 465,707.73 = 239,173.92 : x - Step 2: Convert to fraction form
310,206.17/465,707.73 = 239,173.92/x - Step 3: Cross multiply
310,206.17x = 465,707.73 × 239,173.92 - Step 4: Simplify right side
310,206.17x = 111,385,143,358.40 - Step 5: Solve for x
x = 111,385,143,358.40/310,206.17 - Step 6: Final answer
x = 359,068.12
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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.