Finding the Fourth Proportional to 457,508.02, 631,350.30 and 266,509.08
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Solution
The fourth proportional to 457,508.02, 631,350.30 and 266,509.08 is: 367,776.26
Step by Step Solution
- Step 1: Write the proportion equation
457,508.02 : 631,350.30 = 266,509.08 : x - Step 2: Convert to fraction form
457,508.02/631,350.30 = 266,509.08/x - Step 3: Cross multiply
457,508.02x = 631,350.30 × 266,509.08 - Step 4: Simplify right side
457,508.02x = 168,260,587,610.72 - Step 5: Solve for x
x = 168,260,587,610.72/457,508.02 - Step 6: Final answer
x = 367,776.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.