Finding the Fourth Proportional to 754,024.84, 1,131,217.62 and 221,534.08
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Solution
The fourth proportional to 754,024.84, 1,131,217.62 and 221,534.08 is: 332,354.11
Step by Step Solution
- Step 1: Write the proportion equation
754,024.84 : 1,131,217.62 = 221,534.08 : x - Step 2: Convert to fraction form
754,024.84/1,131,217.62 = 221,534.08/x - Step 3: Cross multiply
754,024.84x = 1,131,217.62 × 221,534.08 - Step 4: Simplify right side
754,024.84x = 250,603,254,726.49 - Step 5: Solve for x
x = 250,603,254,726.49/754,024.84 - Step 6: Final answer
x = 332,354.11
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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.