Finding the Fourth Proportional to 495,152.46, 742,609.08 and 228,656.79
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Solution
The fourth proportional to 495,152.46, 742,609.08 and 228,656.79 is: 342,929.95
Step by Step Solution
- Step 1: Write the proportion equation
495,152.46 : 742,609.08 = 228,656.79 : x - Step 2: Convert to fraction form
495,152.46/742,609.08 = 228,656.79/x - Step 3: Cross multiply
495,152.46x = 742,609.08 × 228,656.79 - Step 4: Simplify right side
495,152.46x = 169,802,608,457.65 - Step 5: Solve for x
x = 169,802,608,457.65/495,152.46 - Step 6: Final answer
x = 342,929.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.