Finding the Fourth Proportional to 944,849.88, 1,303,900.48 and 515,133.14
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Solution
The fourth proportional to 944,849.88, 1,303,900.48 and 515,133.14 is: 710,887.90
Step by Step Solution
- Step 1: Write the proportion equation
944,849.88 : 1,303,900.48 = 515,133.14 : x - Step 2: Convert to fraction form
944,849.88/1,303,900.48 = 515,133.14/x - Step 3: Cross multiply
944,849.88x = 1,303,900.48 × 515,133.14 - Step 4: Simplify right side
944,849.88x = 671,682,348,509.91 - Step 5: Solve for x
x = 671,682,348,509.91/944,849.88 - Step 6: Final answer
x = 710,887.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.