Finding the Fourth Proportional to 536,714.72, 740,736.36 and 346,282.08
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Solution
The fourth proportional to 536,714.72, 740,736.36 and 346,282.08 is: 477,914.46
Step by Step Solution
- Step 1: Write the proportion equation
536,714.72 : 740,736.36 = 346,282.08 : x - Step 2: Convert to fraction form
536,714.72/740,736.36 = 346,282.08/x - Step 3: Cross multiply
536,714.72x = 740,736.36 × 346,282.08 - Step 4: Simplify right side
536,714.72x = 256,503,727,472.43 - Step 5: Solve for x
x = 256,503,727,472.43/536,714.72 - Step 6: Final answer
x = 477,914.46
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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.