Finding the Fourth Proportional to 245,359.53, 367,929.95 and 170,957.79
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Solution
The fourth proportional to 245,359.53, 367,929.95 and 170,957.79 is: 256,360.49
Step by Step Solution
- Step 1: Write the proportion equation
245,359.53 : 367,929.95 = 170,957.79 : x - Step 2: Convert to fraction form
245,359.53/367,929.95 = 170,957.79/x - Step 3: Cross multiply
245,359.53x = 367,929.95 × 170,957.79 - Step 4: Simplify right side
245,359.53x = 62,900,490,272.02 - Step 5: Solve for x
x = 62,900,490,272.02/245,359.53 - Step 6: Final answer
x = 256,360.49
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1.5x scale
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.