Finding the Fourth Proportional to 536,879.76, 805,301.19 and 137,523.99
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Solution
The fourth proportional to 536,879.76, 805,301.19 and 137,523.99 is: 206,281.26
Step by Step Solution
- Step 1: Write the proportion equation
536,879.76 : 805,301.19 = 137,523.99 : x - Step 2: Convert to fraction form
536,879.76/805,301.19 = 137,523.99/x - Step 3: Cross multiply
536,879.76x = 805,301.19 × 137,523.99 - Step 4: Simplify right side
536,879.76x = 110,748,232,800.55 - Step 5: Solve for x
x = 110,748,232,800.55/536,879.76 - Step 6: Final answer
x = 206,281.26
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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.