Finding the Fourth Proportional to 355,232.70, 532,389.74 and 265,784.40
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Solution
The fourth proportional to 355,232.70, 532,389.74 and 265,784.40 is: 398,332.95
Step by Step Solution
- Step 1: Write the proportion equation
355,232.70 : 532,389.74 = 265,784.40 : x - Step 2: Convert to fraction form
355,232.70/532,389.74 = 265,784.40/x - Step 3: Cross multiply
355,232.70x = 532,389.74 × 265,784.40 - Step 4: Simplify right side
355,232.70x = 141,500,887,612.06 - Step 5: Solve for x
x = 141,500,887,612.06/355,232.70 - Step 6: Final answer
x = 398,332.95
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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.