Finding the Fourth Proportional to 338,251.08, 507,009.85 and 169,364.26
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Solution
The fourth proportional to 338,251.08, 507,009.85 and 169,364.26 is: 253,862.74
Step by Step Solution
- Step 1: Write the proportion equation
338,251.08 : 507,009.85 = 169,364.26 : x - Step 2: Convert to fraction form
338,251.08/507,009.85 = 169,364.26/x - Step 3: Cross multiply
338,251.08x = 507,009.85 × 169,364.26 - Step 4: Simplify right side
338,251.08x = 85,869,348,268.31 - Step 5: Solve for x
x = 85,869,348,268.31/338,251.08 - Step 6: Final answer
x = 253,862.74
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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.