Finding the Fourth Proportional to 495,097.68, 742,685.76 and 140,113.92
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Solution
The fourth proportional to 495,097.68, 742,685.76 and 140,113.92 is: 210,181.99
Step by Step Solution
- Step 1: Write the proportion equation
495,097.68 : 742,685.76 = 140,113.92 : x - Step 2: Convert to fraction form
495,097.68/742,685.76 = 140,113.92/x - Step 3: Cross multiply
495,097.68x = 742,685.76 × 140,113.92 - Step 4: Simplify right side
495,097.68x = 104,060,613,161.78 - Step 5: Solve for x
x = 104,060,613,161.78/495,097.68 - Step 6: Final answer
x = 210,181.99
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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.