Finding the Fourth Proportional to 1,249,445.84, 1,874,168.73 and 302,816.57
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Solution
The fourth proportional to 1,249,445.84, 1,874,168.73 and 302,816.57 is: 454,224.84
Step by Step Solution
- Step 1: Write the proportion equation
1,249,445.84 : 1,874,168.73 = 302,816.57 : x - Step 2: Convert to fraction form
1,249,445.84/1,874,168.73 = 302,816.57/x - Step 3: Cross multiply
1,249,445.84x = 1,874,168.73 × 302,816.57 - Step 4: Simplify right side
1,249,445.84x = 567,529,337,049.01 - Step 5: Solve for x
x = 567,529,337,049.01/1,249,445.84 - Step 6: Final answer
x = 454,224.84
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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.