Finding the Fourth Proportional to 916,402.92, 1,374,160.47 and 537,447.75
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Solution
The fourth proportional to 916,402.92, 1,374,160.47 and 537,447.75 is: 805,911.28
Step by Step Solution
- Step 1: Write the proportion equation
916,402.92 : 1,374,160.47 = 537,447.75 : x - Step 2: Convert to fraction form
916,402.92/1,374,160.47 = 537,447.75/x - Step 3: Cross multiply
916,402.92x = 1,374,160.47 × 537,447.75 - Step 4: Simplify right side
916,402.92x = 738,539,452,740.44 - Step 5: Solve for x
x = 738,539,452,740.44/916,402.92 - Step 6: Final answer
x = 805,911.28
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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.