Finding the Fourth Proportional to 960,024.80, 1,440,037.20 and 328,959.20
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Solution
The fourth proportional to 960,024.80, 1,440,037.20 and 328,959.20 is: 493,438.80
Step by Step Solution
- Step 1: Write the proportion equation
960,024.80 : 1,440,037.20 = 328,959.20 : x - Step 2: Convert to fraction form
960,024.80/1,440,037.20 = 328,959.20/x - Step 3: Cross multiply
960,024.80x = 1,440,037.20 × 328,959.20 - Step 4: Simplify right side
960,024.80x = 473,713,485,282.24 - Step 5: Solve for x
x = 473,713,485,282.24/960,024.80 - Step 6: Final answer
x = 493,438.80
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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.