Finding the Fourth Proportional to 497,833.26, 747,303.83 and 257,883.14
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Solution
The fourth proportional to 497,833.26, 747,303.83 and 257,883.14 is: 387,111.65
Step by Step Solution
- Step 1: Write the proportion equation
497,833.26 : 747,303.83 = 257,883.14 : x - Step 2: Convert to fraction form
497,833.26/747,303.83 = 257,883.14/x - Step 3: Cross multiply
497,833.26x = 747,303.83 × 257,883.14 - Step 4: Simplify right side
497,833.26x = 192,717,053,188.49 - Step 5: Solve for x
x = 192,717,053,188.49/497,833.26 - Step 6: Final answer
x = 387,111.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.