Finding the Fourth Proportional to 541,848.60, 748,116.36 and 338,209.68
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Solution
The fourth proportional to 541,848.60, 748,116.36 and 338,209.68 is: 466,957.37
Step by Step Solution
- Step 1: Write the proportion equation
541,848.60 : 748,116.36 = 338,209.68 : x - Step 2: Convert to fraction form
541,848.60/748,116.36 = 338,209.68/x - Step 3: Cross multiply
541,848.60x = 748,116.36 × 338,209.68 - Step 4: Simplify right side
541,848.60x = 253,020,194,718.37 - Step 5: Solve for x
x = 253,020,194,718.37/541,848.60 - Step 6: Final answer
x = 466,957.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.