Finding the Fourth Proportional to 366,000.84, 549,045.54 and 129,295.08
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Solution
The fourth proportional to 366,000.84, 549,045.54 and 129,295.08 is: 193,958.26
Step by Step Solution
- Step 1: Write the proportion equation
366,000.84 : 549,045.54 = 129,295.08 : x - Step 2: Convert to fraction form
366,000.84/549,045.54 = 129,295.08/x - Step 3: Cross multiply
366,000.84x = 549,045.54 × 129,295.08 - Step 4: Simplify right side
366,000.84x = 70,988,887,017.94 - Step 5: Solve for x
x = 70,988,887,017.94/366,000.84 - Step 6: Final answer
x = 193,958.26
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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.