Finding the Fourth Proportional to 622,800.20, 934,430.70 and 202,089.80
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Solution
The fourth proportional to 622,800.20, 934,430.70 and 202,089.80 is: 303,209.46
Step by Step Solution
- Step 1: Write the proportion equation
622,800.20 : 934,430.70 = 202,089.80 : x - Step 2: Convert to fraction form
622,800.20/934,430.70 = 202,089.80/x - Step 3: Cross multiply
622,800.20x = 934,430.70 × 202,089.80 - Step 4: Simplify right side
622,800.20x = 188,838,913,276.86 - Step 5: Solve for x
x = 188,838,913,276.86/622,800.20 - Step 6: Final answer
x = 303,209.46
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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.