Finding the Fourth Proportional to 553,220.97, 829,613.10 and 268,827.27
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Solution
The fourth proportional to 553,220.97, 829,613.10 and 268,827.27 is: 403,134.80
Step by Step Solution
- Step 1: Write the proportion equation
553,220.97 : 829,613.10 = 268,827.27 : x - Step 2: Convert to fraction form
553,220.97/829,613.10 = 268,827.27/x - Step 3: Cross multiply
553,220.97x = 829,613.10 × 268,827.27 - Step 4: Simplify right side
553,220.97x = 223,022,624,829.24 - Step 5: Solve for x
x = 223,022,624,829.24/553,220.97 - Step 6: Final answer
x = 403,134.80
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1.5x scale
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.