Finding the Fourth Proportional to 517,462.32, 713,862 and 373,995.12
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Solution
The fourth proportional to 517,462.32, 713,862 and 373,995.12 is: 515,942.70
Step by Step Solution
- Step 1: Write the proportion equation
517,462.32 : 713,862 = 373,995.12 : x - Step 2: Convert to fraction form
517,462.32/713,862 = 373,995.12/x - Step 3: Cross multiply
517,462.32x = 713,862 × 373,995.12 - Step 4: Simplify right side
517,462.32x = 266,980,904,353.44 - Step 5: Solve for x
x = 266,980,904,353.44/517,462.32 - Step 6: Final answer
x = 515,942.70
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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.