Finding the Fourth Proportional to 567,587.39, 783,590.97 and 376,861.55
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Solution
The fourth proportional to 567,587.39, 783,590.97 and 376,861.55 is: 520,281.65
Step by Step Solution
- Step 1: Write the proportion equation
567,587.39 : 783,590.97 = 376,861.55 : x - Step 2: Convert to fraction form
567,587.39/783,590.97 = 376,861.55/x - Step 3: Cross multiply
567,587.39x = 783,590.97 × 376,861.55 - Step 4: Simplify right side
567,587.39x = 295,305,303,602.25 - Step 5: Solve for x
x = 295,305,303,602.25/567,587.39 - Step 6: Final answer
x = 520,281.65
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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.