Finding the Fourth Proportional to 306,818.08, 460,303.84 and 243,875.68
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Solution
The fourth proportional to 306,818.08, 460,303.84 and 243,875.68 is: 365,874.50
Step by Step Solution
- Step 1: Write the proportion equation
306,818.08 : 460,303.84 = 243,875.68 : x - Step 2: Convert to fraction form
306,818.08/460,303.84 = 243,875.68/x - Step 3: Cross multiply
306,818.08x = 460,303.84 × 243,875.68 - Step 4: Simplify right side
306,818.08x = 112,256,911,986.61 - Step 5: Solve for x
x = 112,256,911,986.61/306,818.08 - Step 6: Final answer
x = 365,874.50
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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.