Finding the Fourth Proportional to 996,562.74, 1,495,368.99 and 435,990.90
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Solution
The fourth proportional to 996,562.74, 1,495,368.99 and 435,990.90 is: 654,215.98
Step by Step Solution
- Step 1: Write the proportion equation
996,562.74 : 1,495,368.99 = 435,990.90 : x - Step 2: Convert to fraction form
996,562.74/1,495,368.99 = 435,990.90/x - Step 3: Cross multiply
996,562.74x = 1,495,368.99 × 435,990.90 - Step 4: Simplify right side
996,562.74x = 651,967,271,782.19 - Step 5: Solve for x
x = 651,967,271,782.19/996,562.74 - Step 6: Final answer
x = 654,215.98
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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.