Finding the Fourth Proportional to 578,310.30, 867,595.05 and 223,292.70
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Solution
The fourth proportional to 578,310.30, 867,595.05 and 223,292.70 is: 334,989.09
Step by Step Solution
- Step 1: Write the proportion equation
578,310.30 : 867,595.05 = 223,292.70 : x - Step 2: Convert to fraction form
578,310.30/867,595.05 = 223,292.70/x - Step 3: Cross multiply
578,310.30x = 867,595.05 × 223,292.70 - Step 4: Simplify right side
578,310.30x = 193,727,641,221.14 - Step 5: Solve for x
x = 193,727,641,221.14/578,310.30 - Step 6: Final answer
x = 334,989.09
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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.