Finding the Fourth Proportional to 707,074.02, 1,060,188 and 479,649.12
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Solution
The fourth proportional to 707,074.02, 1,060,188 and 479,649.12 is: 719,186.71
Step by Step Solution
- Step 1: Write the proportion equation
707,074.02 : 1,060,188 = 479,649.12 : x - Step 2: Convert to fraction form
707,074.02/1,060,188 = 479,649.12/x - Step 3: Cross multiply
707,074.02x = 1,060,188 × 479,649.12 - Step 4: Simplify right side
707,074.02x = 508,518,241,234.56 - Step 5: Solve for x
x = 508,518,241,234.56/707,074.02 - Step 6: Final answer
x = 719,186.71
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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.