Finding the Fourth Proportional to 485,854.26, 729,106.62 and 170,311.02
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Solution
The fourth proportional to 485,854.26, 729,106.62 and 170,311.02 is: 255,580.54
Step by Step Solution
- Step 1: Write the proportion equation
485,854.26 : 729,106.62 = 170,311.02 : x - Step 2: Convert to fraction form
485,854.26/729,106.62 = 170,311.02/x - Step 3: Cross multiply
485,854.26x = 729,106.62 × 170,311.02 - Step 4: Simplify right side
485,854.26x = 124,174,892,140.95 - Step 5: Solve for x
x = 124,174,892,140.95/485,854.26 - Step 6: Final answer
x = 255,580.54
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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.