Finding the Fourth Proportional to 1,143,351.36, 1,715,098.68 and 385,130.52
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Solution
The fourth proportional to 1,143,351.36, 1,715,098.68 and 385,130.52 is: 577,719.91
Step by Step Solution
- Step 1: Write the proportion equation
1,143,351.36 : 1,715,098.68 = 385,130.52 : x - Step 2: Convert to fraction form
1,143,351.36/1,715,098.68 = 385,130.52/x - Step 3: Cross multiply
1,143,351.36x = 1,715,098.68 × 385,130.52 - Step 4: Simplify right side
1,143,351.36x = 660,536,846,479.71 - Step 5: Solve for x
x = 660,536,846,479.71/1,143,351.36 - Step 6: Final answer
x = 577,719.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.