Finding the Third Proportional to 490,126.50 and 749,607.75
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Solution
The third proportional to 490,126.50 and 749,607.75 is: 1,146,462.76
Step by Step Solution
- Step 1: Write the proportion equation
490,126.50 : 749,607.75 = 749,607.75 : x - Step 2: Convert to fraction form
490,126.50/749,607.75 = 749,607.75/x - Step 3: Cross multiply
490,126.50x = 749,607.75 × 749,607.75 - Step 4: Simplify right side
490,126.50x = 561,911,778,860.06 - Step 5: Solve for x
x = 561,911,778,860.06/490,126.50 - Step 6: Final answer
x = 1,146,462.76
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.