Finding the Fourth Proportional to 783,853.92, 1,176,463.44 and 447,567.84
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Solution
The fourth proportional to 783,853.92, 1,176,463.44 and 447,567.84 is: 671,741.49
Step by Step Solution
- Step 1: Write the proportion equation
783,853.92 : 1,176,463.44 = 447,567.84 : x - Step 2: Convert to fraction form
783,853.92/1,176,463.44 = 447,567.84/x - Step 3: Cross multiply
783,853.92x = 1,176,463.44 × 447,567.84 - Step 4: Simplify right side
783,853.92x = 526,547,200,679.77 - Step 5: Solve for x
x = 526,547,200,679.77/783,853.92 - Step 6: Final answer
x = 671,741.49
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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.