Finding the Fourth Proportional to 536,239.08, 740,018.84 and 294,543.99
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Solution
The fourth proportional to 536,239.08, 740,018.84 and 294,543.99 is: 406,475.60
Step by Step Solution
- Step 1: Write the proportion equation
536,239.08 : 740,018.84 = 294,543.99 : x - Step 2: Convert to fraction form
536,239.08/740,018.84 = 294,543.99/x - Step 3: Cross multiply
536,239.08x = 740,018.84 × 294,543.99 - Step 4: Simplify right side
536,239.08x = 217,968,100,336.05 - Step 5: Solve for x
x = 217,968,100,336.05/536,239.08 - Step 6: Final answer
x = 406,475.60
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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.