Finding the Fourth Proportional to 676,288.08, 933,305.68 and 374,482.08
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Solution
The fourth proportional to 676,288.08, 933,305.68 and 374,482.08 is: 516,800.85
Step by Step Solution
- Step 1: Write the proportion equation
676,288.08 : 933,305.68 = 374,482.08 : x - Step 2: Convert to fraction form
676,288.08/933,305.68 = 374,482.08/x - Step 3: Cross multiply
676,288.08x = 933,305.68 × 374,482.08 - Step 4: Simplify right side
676,288.08x = 349,506,252,322.21 - Step 5: Solve for x
x = 349,506,252,322.21/676,288.08 - Step 6: Final answer
x = 516,800.85
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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.