Finding the Fourth Proportional to 788,101.99, 1,182,319.06 and 255,581.50
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Solution
The fourth proportional to 788,101.99, 1,182,319.06 and 255,581.50 is: 383,426.10
Step by Step Solution
- Step 1: Write the proportion equation
788,101.99 : 1,182,319.06 = 255,581.50 : x - Step 2: Convert to fraction form
788,101.99/1,182,319.06 = 255,581.50/x - Step 3: Cross multiply
788,101.99x = 1,182,319.06 × 255,581.50 - Step 4: Simplify right side
788,101.99x = 302,178,875,238.64 - Step 5: Solve for x
x = 302,178,875,238.64/788,101.99 - Step 6: Final answer
x = 383,426.10
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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.