Finding the Fourth Proportional to 340,663.95, 470,126.91 and 195,496.29
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Solution
The fourth proportional to 340,663.95, 470,126.91 and 195,496.29 is: 269,790.99
Step by Step Solution
- Step 1: Write the proportion equation
340,663.95 : 470,126.91 = 195,496.29 : x - Step 2: Convert to fraction form
340,663.95/470,126.91 = 195,496.29/x - Step 3: Cross multiply
340,663.95x = 470,126.91 × 195,496.29 - Step 4: Simplify right side
340,663.95x = 91,908,065,756.68 - Step 5: Solve for x
x = 91,908,065,756.68/340,663.95 - Step 6: Final answer
x = 269,790.99
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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.