Finding the Fourth Proportional to 470,989.68, 706,277.16 and 249,321.84
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Solution
The fourth proportional to 470,989.68, 706,277.16 and 249,321.84 is: 373,872.99
Step by Step Solution
- Step 1: Write the proportion equation
470,989.68 : 706,277.16 = 249,321.84 : x - Step 2: Convert to fraction form
470,989.68/706,277.16 = 249,321.84/x - Step 3: Cross multiply
470,989.68x = 706,277.16 × 249,321.84 - Step 4: Simplify right side
470,989.68x = 176,090,321,081.17 - Step 5: Solve for x
x = 176,090,321,081.17/470,989.68 - Step 6: Final answer
x = 373,872.99
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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.