Finding the Fourth Proportional to 224,793.17, 310,210.95 and 122,816.43
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Solution
The fourth proportional to 224,793.17, 310,210.95 and 122,816.43 is: 169,484.70
Step by Step Solution
- Step 1: Write the proportion equation
224,793.17 : 310,210.95 = 122,816.43 : x - Step 2: Convert to fraction form
224,793.17/310,210.95 = 122,816.43/x - Step 3: Cross multiply
224,793.17x = 310,210.95 × 122,816.43 - Step 4: Simplify right side
224,793.17x = 38,099,001,425.91 - Step 5: Solve for x
x = 38,099,001,425.91/224,793.17 - Step 6: Final answer
x = 169,484.70
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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.