Finding the Fourth Proportional to 889,332.92, 1,334,036.27 and 258,246.74
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Solution
The fourth proportional to 889,332.92, 1,334,036.27 and 258,246.74 is: 387,380.82
Step by Step Solution
- Step 1: Write the proportion equation
889,332.92 : 1,334,036.27 = 258,246.74 : x - Step 2: Convert to fraction form
889,332.92/1,334,036.27 = 258,246.74/x - Step 3: Cross multiply
889,332.92x = 1,334,036.27 × 258,246.74 - Step 4: Simplify right side
889,332.92x = 344,510,509,807.85 - Step 5: Solve for x
x = 344,510,509,807.85/889,332.92 - Step 6: Final answer
x = 387,380.82
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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.